7786890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2835

約数の個数: 48

約数和(自身を含む): 20906496

約数和(自身を除く): 13119606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 2791, 5582, 8373, 13955, 16746, 25119, 27910, 41865, 50238, 83730, 86521, 125595, 173042, 251190, 259563, 432605, 519126, 778689, 865210, 1297815, 1557378, 2595630, 3893445, 7786890]

約数ペア:

[(1, 7786890), (2, 3893445), (3, 2595630), (5, 1557378), (6, 1297815), (9, 865210), (10, 778689), (15, 519126), (18, 432605), (30, 259563), (31, 251190), (45, 173042), (62, 125595), (90, 86521), (93, 83730), (155, 50238), (186, 41865), (279, 27910), (310, 25119), (465, 16746), (558, 13955), (930, 8373), (1395, 5582), (2790, 2791)]