218276775

素因数分解:

$3^4\times 5^2\times {\mathrm{107791}}^1$

素因数の和:107813

約数の個数: 30

約数和(自身を含む): 404327792

約数和(自身を除く): 186051017

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 107791, 323373, 538955, 970119, 1616865, 2694775, 2910357, 4850595, 8084325, 8731071, 14551785, 24252975, 43655355, 72758925, 218276775]

約数ペア:

[(1, 218276775), (3, 72758925), (5, 43655355), (9, 24252975), (15, 14551785), (25, 8731071), (27, 8084325), (45, 4850595), (75, 2910357), (81, 2694775), (135, 1616865), (225, 970119), (405, 538955), (675, 323373), (2025, 107791)]