520020783

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{1097}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 783357120

約数和(自身を除く): 263336337

約数列:

[1, 3, 9, 27, 97, 181, 291, 543, 873, 1097, 1629, 2619, 3291, 4887, 9873, 17557, 29619, 52671, 106409, 158013, 198557, 319227, 474039, 595671, 957681, 1787013, 2873043, 5361039, 19260029, 57780087, 173340261, 520020783]

約数ペア:

[(1, 520020783), (3, 173340261), (9, 57780087), (27, 19260029), (97, 5361039), (181, 2873043), (291, 1787013), (543, 957681), (873, 595671), (1097, 474039), (1629, 319227), (2619, 198557), (3291, 158013), (4887, 106409), (9873, 52671), (17557, 29619)]