25228071

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 41091840

約数和(自身を除く): 15863769

約数列:

[1, 3, 9, 11, 27, 33, 99, 173, 297, 491, 519, 1473, 1557, 1903, 4419, 4671, 5401, 5709, 13257, 16203, 17127, 48609, 51381, 84943, 145827, 254829, 764487, 934373, 2293461, 2803119, 8409357, 25228071]

約数ペア:

[(1, 25228071), (3, 8409357), (9, 2803119), (11, 2293461), (27, 934373), (33, 764487), (99, 254829), (173, 145827), (297, 84943), (491, 51381), (519, 48609), (1473, 17127), (1557, 16203), (1903, 13257), (4419, 5709), (4671, 5401)]