1271875

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 24

約数和(自身を含む): 1781136

約数和(自身を除く): 509261

約数列:

[1, 5, 11, 25, 37, 55, 125, 185, 275, 407, 625, 925, 1375, 2035, 3125, 4625, 6875, 10175, 23125, 34375, 50875, 115625, 254375, 1271875]

約数ペア:

[(1, 1271875), (5, 254375), (11, 115625), (25, 50875), (37, 34375), (55, 23125), (125, 10175), (185, 6875), (275, 4625), (407, 3125), (625, 2035), (925, 1375)]