121281525

素因数分解:

$3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{5557}}^1$

素因数の和:5670

約数の個数: 36

約数和(自身を含む): 219507652

約数和(自身を除く): 98226127

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 225, 291, 485, 873, 1455, 2425, 4365, 5557, 7275, 16671, 21825, 27785, 50013, 83355, 138925, 250065, 416775, 539029, 1250325, 1617087, 2695145, 4851261, 8085435, 13475725, 24256305, 40427175, 121281525]

約数ペア:

[(1, 121281525), (3, 40427175), (5, 24256305), (9, 13475725), (15, 8085435), (25, 4851261), (45, 2695145), (75, 1617087), (97, 1250325), (225, 539029), (291, 416775), (485, 250065), (873, 138925), (1455, 83355), (2425, 50013), (4365, 27785), (5557, 21825), (7275, 16671)]