121121775

素因数分解:

$3^2\times 5^2\times {\mathrm{431}}^1\times {\mathrm{1249}}^1$

素因数の和:1696

約数の個数: 36

約数和(自身を含む): 217620000

約数和(自身を除く): 96498225

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 431, 1249, 1293, 2155, 3747, 3879, 6245, 6465, 10775, 11241, 18735, 19395, 31225, 32325, 56205, 93675, 96975, 281025, 538319, 1614957, 2691595, 4844871, 8074785, 13457975, 24224355, 40373925, 121121775]

約数ペア:

[(1, 121121775), (3, 40373925), (5, 24224355), (9, 13457975), (15, 8074785), (25, 4844871), (45, 2691595), (75, 1614957), (225, 538319), (431, 281025), (1249, 96975), (1293, 93675), (2155, 56205), (3747, 32325), (3879, 31225), (6245, 19395), (6465, 18735), (10775, 11241)]