74221515

素因数分解:

$3^4\times 5^1\times {\mathrm{183263}}^1$

素因数の和:183280

約数の個数: 20

約数和(自身を含む): 133049664

約数和(自身を除く): 58828149

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 183263, 549789, 916315, 1649367, 2748945, 4948101, 8246835, 14844303, 24740505, 74221515]

約数ペア:

[(1, 74221515), (3, 24740505), (5, 14844303), (9, 8246835), (15, 4948101), (27, 2748945), (45, 1649367), (81, 916315), (135, 549789), (405, 183263)]