1291233988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{2699}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 2514758400

約数和(自身を除く): 1223524412

約数列:

[1, 2, 4, 11, 22, 44, 83, 131, 166, 262, 332, 524, 913, 1441, 1826, 2699, 2882, 3652, 5398, 5764, 10796, 10873, 21746, 29689, 43492, 59378, 118756, 119603, 224017, 239206, 353569, 448034, 478412, 707138, 896068, 1414276, 2464187, 3889259, 4928374, 7778518, 9856748, 15557036, 29346227, 58692454, 117384908, 322808497, 645616994, 1291233988]

約数ペア:

[(1, 1291233988), (2, 645616994), (4, 322808497), (11, 117384908), (22, 58692454), (44, 29346227), (83, 15557036), (131, 9856748), (166, 7778518), (262, 4928374), (332, 3889259), (524, 2464187), (913, 1414276), (1441, 896068), (1826, 707138), (2699, 478412), (2882, 448034), (3652, 353569), (5398, 239206), (5764, 224017), (10796, 119603), (10873, 118756), (21746, 59378), (29689, 43492)]