28337375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 39693888

約数和(自身を除く): 11356513

約数列:

[1, 5, 11, 25, 37, 55, 125, 185, 275, 407, 557, 925, 1375, 2035, 2785, 4625, 6127, 10175, 13925, 20609, 30635, 50875, 69625, 103045, 153175, 226699, 515225, 765875, 1133495, 2576125, 5667475, 28337375]

約数ペア:

[(1, 28337375), (5, 5667475), (11, 2576125), (25, 1133495), (37, 765875), (55, 515225), (125, 226699), (185, 153175), (275, 103045), (407, 69625), (557, 50875), (925, 30635), (1375, 20609), (2035, 13925), (2785, 10175), (4625, 6127)]