68387487

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 112285440

約数和(自身を除く): 43897953

約数列:

[1, 3, 7, 21, 23, 49, 69, 113, 147, 161, 179, 339, 483, 537, 791, 1127, 1253, 2373, 2599, 3381, 3759, 4117, 5537, 7797, 8771, 12351, 16611, 18193, 20227, 26313, 28819, 54579, 60681, 86457, 127351, 141589, 201733, 382053, 424767, 465221, 605199, 991123, 1395663, 2973369, 3256547, 9769641, 22795829, 68387487]

約数ペア:

[(1, 68387487), (3, 22795829), (7, 9769641), (21, 3256547), (23, 2973369), (49, 1395663), (69, 991123), (113, 605199), (147, 465221), (161, 424767), (179, 382053), (339, 201733), (483, 141589), (537, 127351), (791, 86457), (1127, 60681), (1253, 54579), (2373, 28819), (2599, 26313), (3381, 20227), (3759, 18193), (4117, 16611), (5537, 12351), (7797, 8771)]