261583464

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131317}}^1$

素因数の和:131409

約数の個数: 32

約数和(自身を含む): 661842720

約数和(自身を除く): 400259256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 131317, 262634, 393951, 525268, 787902, 1050536, 1575804, 3151608, 10899311, 21798622, 32697933, 43597244, 65395866, 87194488, 130791732, 261583464]

約数ペア:

[(1, 261583464), (2, 130791732), (3, 87194488), (4, 65395866), (6, 43597244), (8, 32697933), (12, 21798622), (24, 10899311), (83, 3151608), (166, 1575804), (249, 1050536), (332, 787902), (498, 525268), (664, 393951), (996, 262634), (1992, 131317)]