11387775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 21824000

約数和(自身を除く): 10436225

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 109, 175, 199, 327, 525, 545, 597, 763, 995, 1393, 1635, 2289, 2725, 2985, 3815, 4179, 4975, 6965, 8175, 11445, 14925, 19075, 20895, 21691, 34825, 57225, 65073, 104475, 108455, 151837, 325365, 455511, 542275, 759185, 1626825, 2277555, 3795925, 11387775]

約数ペア:

[(1, 11387775), (3, 3795925), (5, 2277555), (7, 1626825), (15, 759185), (21, 542275), (25, 455511), (35, 325365), (75, 151837), (105, 108455), (109, 104475), (175, 65073), (199, 57225), (327, 34825), (525, 21691), (545, 20895), (597, 19075), (763, 14925), (995, 11445), (1393, 8175), (1635, 6965), (2289, 4975), (2725, 4179), (2985, 3815)]