345334730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{85691}}^1$

素因数の和:85742

約数の個数: 32

約数和(自身を含む): 691020288

約数和(自身を除く): 345685558

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 85691, 171382, 428455, 856910, 1113983, 2227966, 2656421, 5312842, 5569915, 11139830, 13282105, 26564210, 34533473, 69066946, 172667365, 345334730]

約数ペア:

[(1, 345334730), (2, 172667365), (5, 69066946), (10, 34533473), (13, 26564210), (26, 13282105), (31, 11139830), (62, 5569915), (65, 5312842), (130, 2656421), (155, 2227966), (310, 1113983), (403, 856910), (806, 428455), (2015, 171382), (4030, 85691)]