679651336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{3041}}^1$

素因数の和:3374

約数の個数: 64

約数和(自身を含む): 1574052480

約数和(自身を除く): 894401144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 307, 364, 614, 728, 1228, 2149, 2456, 3041, 3991, 4298, 6082, 7982, 8596, 12164, 15964, 17192, 21287, 24328, 27937, 31928, 39533, 42574, 55874, 79066, 85148, 111748, 158132, 170296, 223496, 276731, 316264, 553462, 933587, 1106924, 1867174, 2213848, 3734348, 6535109, 7468696, 12136631, 13070218, 24273262, 26140436, 48546524, 52280872, 84956417, 97093048, 169912834, 339825668, 679651336]

約数ペア:

[(1, 679651336), (2, 339825668), (4, 169912834), (7, 97093048), (8, 84956417), (13, 52280872), (14, 48546524), (26, 26140436), (28, 24273262), (52, 13070218), (56, 12136631), (91, 7468696), (104, 6535109), (182, 3734348), (307, 2213848), (364, 1867174), (614, 1106924), (728, 933587), (1228, 553462), (2149, 316264), (2456, 276731), (3041, 223496), (3991, 170296), (4298, 158132), (6082, 111748), (7982, 85148), (8596, 79066), (12164, 55874), (15964, 42574), (17192, 39533), (21287, 31928), (24328, 27937)]