1680454789

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 1930521600

約数和(自身を除く): 250066811

約数列:

[1, 13, 31, 37, 251, 403, 449, 481, 1147, 3263, 5837, 7781, 9287, 13919, 14911, 16613, 101153, 112699, 120731, 180947, 215969, 287897, 515003, 1465087, 3493669, 3742661, 4169863, 6695039, 45417697, 54208219, 129265753, 1680454789]

約数ペア:

[(1, 1680454789), (13, 129265753), (31, 54208219), (37, 45417697), (251, 6695039), (403, 4169863), (449, 3742661), (481, 3493669), (1147, 1465087), (3263, 515003), (5837, 287897), (7781, 215969), (9287, 180947), (13919, 120731), (14911, 112699), (16613, 101153)]