61888827

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 113992704

約数和(自身を除く): 52103877

約数列:

[1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 143, 231, 259, 273, 407, 429, 481, 557, 777, 1001, 1221, 1443, 1671, 2849, 3003, 3367, 3899, 5291, 6127, 7241, 8547, 10101, 11697, 15873, 18381, 20609, 21723, 37037, 42889, 50687, 61827, 79651, 111111, 128667, 144263, 152061, 226699, 238953, 267917, 432789, 557557, 680097, 803751, 1586893, 1672671, 1875419, 2947087, 4760679, 5626257, 8841261, 20629609, 61888827]

約数ペア:

[(1, 61888827), (3, 20629609), (7, 8841261), (11, 5626257), (13, 4760679), (21, 2947087), (33, 1875419), (37, 1672671), (39, 1586893), (77, 803751), (91, 680097), (111, 557557), (143, 432789), (231, 267917), (259, 238953), (273, 226699), (407, 152061), (429, 144263), (481, 128667), (557, 111111), (777, 79651), (1001, 61827), (1221, 50687), (1443, 42889), (1671, 37037), (2849, 21723), (3003, 20609), (3367, 18381), (3899, 15873), (5291, 11697), (6127, 10101), (7241, 8547)]