156737457

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{691}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 240926720

約数和(自身を除く): 84189263

約数列:

[1, 3, 9, 27, 31, 93, 271, 279, 691, 813, 837, 2073, 2439, 6219, 7317, 8401, 18657, 21421, 25203, 64263, 75609, 187261, 192789, 226827, 561783, 578367, 1685349, 5056047, 5805091, 17415273, 52245819, 156737457]

約数ペア:

[(1, 156737457), (3, 52245819), (9, 17415273), (27, 5805091), (31, 5056047), (93, 1685349), (271, 578367), (279, 561783), (691, 226827), (813, 192789), (837, 187261), (2073, 75609), (2439, 64263), (6219, 25203), (7317, 21421), (8401, 18657)]