197715882

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 529169760

約数和(自身を除く): 331453878

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 49, 51, 78, 91, 98, 102, 119, 147, 179, 182, 221, 238, 273, 289, 294, 357, 358, 442, 537, 546, 578, 637, 663, 714, 833, 867, 1074, 1253, 1274, 1326, 1547, 1666, 1734, 1911, 2023, 2327, 2499, 2506, 3043, 3094, 3757, 3759, 3822, 4046, 4641, 4654, 4998, 6069, 6086, 6981, 7514, 7518, 8771, 9129, 9282, 10829, 11271, 12138, 13962, 14161, 16289, 17542, 18258, 21301, 21658, 22542, 26299, 26313, 28322, 32487, 32578, 39559, 42483, 42602, 48867, 51731, 52598, 52626, 63903, 64974, 78897, 79118, 84966, 97734, 103462, 114023, 118677, 127806, 149107, 155193, 157794, 184093, 228046, 237354, 276913, 298214, 310386, 342069, 362117, 368186, 447321, 552279, 553826, 672503, 684138, 724234, 830739, 894642, 1086351, 1104558, 1345006, 1661478, 1938391, 2017509, 2172702, 2534819, 3876782, 4035018, 4707521, 5069638, 5815173, 7604457, 9415042, 11630346, 14122563, 15208914, 28245126, 32952647, 65905294, 98857941, 197715882]

約数ペア:

[(1, 197715882), (2, 98857941), (3, 65905294), (6, 32952647), (7, 28245126), (13, 15208914), (14, 14122563), (17, 11630346), (21, 9415042), (26, 7604457), (34, 5815173), (39, 5069638), (42, 4707521), (49, 4035018), (51, 3876782), (78, 2534819), (91, 2172702), (98, 2017509), (102, 1938391), (119, 1661478), (147, 1345006), (179, 1104558), (182, 1086351), (221, 894642), (238, 830739), (273, 724234), (289, 684138), (294, 672503), (357, 553826), (358, 552279), (442, 447321), (537, 368186), (546, 362117), (578, 342069), (637, 310386), (663, 298214), (714, 276913), (833, 237354), (867, 228046), (1074, 184093), (1253, 157794), (1274, 155193), (1326, 149107), (1547, 127806), (1666, 118677), (1734, 114023), (1911, 103462), (2023, 97734), (2327, 84966), (2499, 79118), (2506, 78897), (3043, 64974), (3094, 63903), (3757, 52626), (3759, 52598), (3822, 51731), (4046, 48867), (4641, 42602), (4654, 42483), (4998, 39559), (6069, 32578), (6086, 32487), (6981, 28322), (7514, 26313), (7518, 26299), (8771, 22542), (9129, 21658), (9282, 21301), (10829, 18258), (11271, 17542), (12138, 16289), (13962, 14161)]