15106455

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 35852544

約数和(自身を除く): 20746089

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 31, 35, 39, 45, 49, 51, 63, 65, 85, 91, 93, 105, 117, 119, 147, 153, 155, 195, 217, 221, 245, 255, 273, 279, 315, 357, 403, 441, 455, 465, 527, 585, 595, 637, 651, 663, 735, 765, 819, 833, 1071, 1085, 1105, 1209, 1365, 1395, 1519, 1547, 1581, 1785, 1911, 1953, 1989, 2015, 2205, 2499, 2635, 2821, 3185, 3255, 3315, 3627, 3689, 4095, 4165, 4557, 4641, 4743, 5355, 5733, 6045, 6851, 7497, 7595, 7735, 7905, 8463, 9555, 9765, 9945, 10829, 11067, 12495, 13671, 13923, 14105, 18135, 18445, 19747, 20553, 22785, 23205, 23715, 25389, 25823, 28665, 32487, 33201, 34255, 37485, 42315, 47957, 54145, 55335, 59241, 61659, 68355, 69615, 77469, 97461, 98735, 102765, 126945, 129115, 143871, 162435, 166005, 177723, 232407, 239785, 296205, 308295, 335699, 387345, 431613, 487305, 719355, 888615, 1007097, 1162035, 1678495, 2158065, 3021291, 5035485, 15106455]

約数ペア:

[(1, 15106455), (3, 5035485), (5, 3021291), (7, 2158065), (9, 1678495), (13, 1162035), (15, 1007097), (17, 888615), (21, 719355), (31, 487305), (35, 431613), (39, 387345), (45, 335699), (49, 308295), (51, 296205), (63, 239785), (65, 232407), (85, 177723), (91, 166005), (93, 162435), (105, 143871), (117, 129115), (119, 126945), (147, 102765), (153, 98735), (155, 97461), (195, 77469), (217, 69615), (221, 68355), (245, 61659), (255, 59241), (273, 55335), (279, 54145), (315, 47957), (357, 42315), (403, 37485), (441, 34255), (455, 33201), (465, 32487), (527, 28665), (585, 25823), (595, 25389), (637, 23715), (651, 23205), (663, 22785), (735, 20553), (765, 19747), (819, 18445), (833, 18135), (1071, 14105), (1085, 13923), (1105, 13671), (1209, 12495), (1365, 11067), (1395, 10829), (1519, 9945), (1547, 9765), (1581, 9555), (1785, 8463), (1911, 7905), (1953, 7735), (1989, 7595), (2015, 7497), (2205, 6851), (2499, 6045), (2635, 5733), (2821, 5355), (3185, 4743), (3255, 4641), (3315, 4557), (3627, 4165), (3689, 4095)]