193431915

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 354977280

約数和(自身を除く): 161545365

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 83, 135, 183, 249, 283, 305, 415, 549, 747, 849, 915, 1245, 1415, 1647, 2241, 2547, 2745, 3735, 4245, 5063, 7641, 8235, 11205, 12735, 15189, 17263, 23489, 25315, 38205, 45567, 51789, 70467, 75945, 86315, 117445, 136701, 155367, 211401, 227835, 258945, 352335, 466101, 634203, 683505, 776835, 1057005, 1432829, 2330505, 3171015, 4298487, 7164145, 12895461, 21492435, 38686383, 64477305, 193431915]

約数ペア:

[(1, 193431915), (3, 64477305), (5, 38686383), (9, 21492435), (15, 12895461), (27, 7164145), (45, 4298487), (61, 3171015), (83, 2330505), (135, 1432829), (183, 1057005), (249, 776835), (283, 683505), (305, 634203), (415, 466101), (549, 352335), (747, 258945), (849, 227835), (915, 211401), (1245, 155367), (1415, 136701), (1647, 117445), (2241, 86315), (2547, 75945), (2745, 70467), (3735, 51789), (4245, 45567), (5063, 38205), (7641, 25315), (8235, 23489), (11205, 17263), (12735, 15189)]