64623555

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3049}}^1$

素因数の和:3220

約数の個数: 32

約数和(自身を含む): 115656000

約数和(自身を除く): 51032445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1413, 2355, 3049, 4239, 7065, 9147, 15245, 21195, 27441, 45735, 82323, 137205, 411615, 478693, 1436079, 2393465, 4308237, 7180395, 12924711, 21541185, 64623555]

約数ペア:

[(1, 64623555), (3, 21541185), (5, 12924711), (9, 7180395), (15, 4308237), (27, 2393465), (45, 1436079), (135, 478693), (157, 411615), (471, 137205), (785, 82323), (1413, 45735), (2355, 27441), (3049, 21195), (4239, 15245), (7065, 9147)]