12827375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 18420480

約数和(自身を除く): 5593105

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 491, 1045, 1375, 2375, 2455, 5225, 5401, 9329, 12275, 26125, 27005, 46645, 61375, 102619, 135025, 233225, 513095, 675125, 1166125, 2565475, 12827375]

約数ペア:

[(1, 12827375), (5, 2565475), (11, 1166125), (19, 675125), (25, 513095), (55, 233225), (95, 135025), (125, 102619), (209, 61375), (275, 46645), (475, 27005), (491, 26125), (1045, 12275), (1375, 9329), (2375, 5401), (2455, 5225)]