861205015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{2399}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 1157068800

約数和(自身を除く): 295863785

約数列:

[1, 5, 11, 55, 61, 107, 305, 535, 671, 1177, 2399, 3355, 5885, 6527, 11995, 26389, 32635, 71797, 131945, 146339, 256693, 358985, 731695, 1283465, 1609729, 2823623, 8048645, 14118115, 15658273, 78291365, 172241003, 861205015]

約数ペア:

[(1, 861205015), (5, 172241003), (11, 78291365), (55, 15658273), (61, 14118115), (107, 8048645), (305, 2823623), (535, 1609729), (671, 1283465), (1177, 731695), (2399, 358985), (3355, 256693), (5885, 146339), (6527, 131945), (11995, 71797), (26389, 32635)]