211051875

素因数分解:

$3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{3631}}^1$

素因数の和:3685

約数の個数: 40

約数和(自身を含む): 363083776

約数和(自身を除く): 152031901

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 625, 775, 1875, 2325, 3631, 3875, 10893, 11625, 18155, 19375, 54465, 58125, 90775, 112561, 272325, 337683, 453875, 562805, 1361625, 1688415, 2269375, 2814025, 6808125, 8442075, 14070125, 42210375, 70350625, 211051875]

約数ペア:

[(1, 211051875), (3, 70350625), (5, 42210375), (15, 14070125), (25, 8442075), (31, 6808125), (75, 2814025), (93, 2269375), (125, 1688415), (155, 1361625), (375, 562805), (465, 453875), (625, 337683), (775, 272325), (1875, 112561), (2325, 90775), (3631, 58125), (3875, 54465), (10893, 19375), (11625, 18155)]