213305358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:502

約数の個数: 128

約数和(自身を含む): 557383680

約数和(自身を除く): 344078322

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 31, 34, 42, 46, 51, 62, 69, 93, 102, 119, 138, 161, 186, 217, 238, 322, 357, 391, 419, 434, 483, 527, 651, 713, 714, 782, 838, 966, 1054, 1173, 1257, 1302, 1426, 1581, 2139, 2346, 2514, 2737, 2933, 3162, 3689, 4278, 4991, 5474, 5866, 7123, 7378, 8211, 8799, 9637, 9982, 11067, 12121, 12989, 14246, 14973, 16422, 17598, 19274, 21369, 22134, 24242, 25978, 28911, 29946, 36363, 38967, 42738, 49861, 57822, 67459, 72726, 77934, 84847, 90923, 99722, 134918, 149583, 163829, 169694, 181846, 202377, 220813, 254541, 272769, 298747, 299166, 327658, 404754, 441626, 491487, 509082, 545538, 597494, 662439, 896241, 982974, 1146803, 1324878, 1545691, 1792482, 2091229, 2293606, 3091382, 3440409, 4182458, 4637073, 5078699, 6273687, 6880818, 9274146, 10157398, 12547374, 15236097, 30472194, 35550893, 71101786, 106652679, 213305358]

約数ペア:

[(1, 213305358), (2, 106652679), (3, 71101786), (6, 35550893), (7, 30472194), (14, 15236097), (17, 12547374), (21, 10157398), (23, 9274146), (31, 6880818), (34, 6273687), (42, 5078699), (46, 4637073), (51, 4182458), (62, 3440409), (69, 3091382), (93, 2293606), (102, 2091229), (119, 1792482), (138, 1545691), (161, 1324878), (186, 1146803), (217, 982974), (238, 896241), (322, 662439), (357, 597494), (391, 545538), (419, 509082), (434, 491487), (483, 441626), (527, 404754), (651, 327658), (713, 299166), (714, 298747), (782, 272769), (838, 254541), (966, 220813), (1054, 202377), (1173, 181846), (1257, 169694), (1302, 163829), (1426, 149583), (1581, 134918), (2139, 99722), (2346, 90923), (2514, 84847), (2737, 77934), (2933, 72726), (3162, 67459), (3689, 57822), (4278, 49861), (4991, 42738), (5474, 38967), (5866, 36363), (7123, 29946), (7378, 28911), (8211, 25978), (8799, 24242), (9637, 22134), (9982, 21369), (11067, 19274), (12121, 17598), (12989, 16422), (14246, 14973)]