385778757

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 659957760

約数和(自身を除く): 274179003

約数列:

[1, 3, 7, 13, 21, 39, 43, 59, 91, 129, 177, 273, 301, 413, 557, 559, 767, 903, 1239, 1671, 1677, 2301, 2537, 3899, 3913, 5369, 7241, 7611, 11697, 11739, 16107, 17759, 21723, 23951, 32863, 32981, 50687, 53277, 71853, 98589, 98943, 152061, 167657, 230041, 230867, 311363, 427219, 502971, 690123, 692601, 934089, 1281657, 1413109, 2179541, 2990533, 4239327, 6538623, 8971599, 9891763, 18370417, 29675289, 55111251, 128592919, 385778757]

約数ペア:

[(1, 385778757), (3, 128592919), (7, 55111251), (13, 29675289), (21, 18370417), (39, 9891763), (43, 8971599), (59, 6538623), (91, 4239327), (129, 2990533), (177, 2179541), (273, 1413109), (301, 1281657), (413, 934089), (557, 692601), (559, 690123), (767, 502971), (903, 427219), (1239, 311363), (1671, 230867), (1677, 230041), (2301, 167657), (2537, 152061), (3899, 98943), (3913, 98589), (5369, 71853), (7241, 53277), (7611, 50687), (11697, 32981), (11739, 32863), (16107, 23951), (17759, 21723)]