1780491284

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{282977}}^1$

素因数の和:283016

約数の個数: 36

約数和(自身を含む): 3688335252

約数和(自身を除く): 1907843968

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 3146, 6292, 282977, 565954, 1131908, 3112747, 3678701, 6225494, 7357402, 12450988, 14714804, 34240217, 40465711, 68480434, 80931422, 136960868, 161862844, 445122821, 890245642, 1780491284]

約数ペア:

[(1, 1780491284), (2, 890245642), (4, 445122821), (11, 161862844), (13, 136960868), (22, 80931422), (26, 68480434), (44, 40465711), (52, 34240217), (121, 14714804), (143, 12450988), (242, 7357402), (286, 6225494), (484, 3678701), (572, 3112747), (1573, 1131908), (3146, 565954), (6292, 282977)]