156956379

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 221577216

約数和(自身を除く): 64620837

約数列:

[1, 3, 31, 93, 97, 127, 137, 291, 381, 411, 3007, 3937, 4247, 9021, 11811, 12319, 12741, 13289, 17399, 36957, 39867, 52197, 381889, 411959, 539369, 1145667, 1235877, 1618107, 1687703, 5063109, 52318793, 156956379]

約数ペア:

[(1, 156956379), (3, 52318793), (31, 5063109), (93, 1687703), (97, 1618107), (127, 1235877), (137, 1145667), (291, 539369), (381, 411959), (411, 381889), (3007, 52197), (3937, 39867), (4247, 36957), (9021, 17399), (11811, 13289), (12319, 12741)]