61354890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21991}}^1$

素因数の和:22035

約数の個数: 48

約数和(自身を含む): 164676096

約数和(自身を除く): 103321206

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, 21991, 43982, 65973, 109955, 131946, 197919, 219910, 329865, 395838, 659730, 681721, 989595, 1363442, 1979190, 2045163, 3408605, 4090326, 6135489, 6817210, 10225815, 12270978, 20451630, 30677445, 61354890]

約数ペア:

[(1, 61354890), (2, 30677445), (3, 20451630), (5, 12270978), (6, 10225815), (9, 6817210), (10, 6135489), (15, 4090326), (18, 3408605), (30, 2045163), (31, 1979190), (45, 1363442), (62, 989595), (90, 681721), (93, 659730), (155, 395838), (186, 329865), (279, 219910), (310, 197919), (465, 131946), (558, 109955), (930, 65973), (1395, 43982), (2790, 21991)]