131509404

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3557}}^1$

素因数の和:3659

約数の個数: 72

約数和(自身を含む): 362631360

約数和(自身を除く): 231121956

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 79, 117, 156, 158, 234, 237, 316, 468, 474, 711, 948, 1027, 1422, 2054, 2844, 3081, 3557, 4108, 6162, 7114, 9243, 10671, 12324, 14228, 18486, 21342, 32013, 36972, 42684, 46241, 64026, 92482, 128052, 138723, 184964, 277446, 281003, 416169, 554892, 562006, 832338, 843009, 1124012, 1664676, 1686018, 2529027, 3372036, 3653039, 5058054, 7306078, 10116108, 10959117, 14612156, 21918234, 32877351, 43836468, 65754702, 131509404]

約数ペア:

[(1, 131509404), (2, 65754702), (3, 43836468), (4, 32877351), (6, 21918234), (9, 14612156), (12, 10959117), (13, 10116108), (18, 7306078), (26, 5058054), (36, 3653039), (39, 3372036), (52, 2529027), (78, 1686018), (79, 1664676), (117, 1124012), (156, 843009), (158, 832338), (234, 562006), (237, 554892), (316, 416169), (468, 281003), (474, 277446), (711, 184964), (948, 138723), (1027, 128052), (1422, 92482), (2054, 64026), (2844, 46241), (3081, 42684), (3557, 36972), (4108, 32013), (6162, 21342), (7114, 18486), (9243, 14228), (10671, 12324)]