157280277

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 279963648

約数和(自身を除く): 122683371

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 187, 231, 331, 357, 363, 561, 847, 993, 1309, 1331, 2057, 2317, 2541, 3641, 3927, 3993, 5627, 6171, 6951, 9317, 10923, 14399, 16881, 22627, 25487, 27951, 39389, 40051, 43197, 61897, 67881, 76461, 118167, 120153, 158389, 185691, 280357, 433279, 440561, 475167, 680867, 841071, 1299837, 1321683, 2042601, 3083927, 4766069, 7489537, 9251781, 14298207, 22468611, 52426759, 157280277]

約数ペア:

[(1, 157280277), (3, 52426759), (7, 22468611), (11, 14298207), (17, 9251781), (21, 7489537), (33, 4766069), (51, 3083927), (77, 2042601), (119, 1321683), (121, 1299837), (187, 841071), (231, 680867), (331, 475167), (357, 440561), (363, 433279), (561, 280357), (847, 185691), (993, 158389), (1309, 120153), (1331, 118167), (2057, 76461), (2317, 67881), (2541, 61897), (3641, 43197), (3927, 40051), (3993, 39389), (5627, 27951), (6171, 25487), (6951, 22627), (9317, 16881), (10923, 14399)]