15261389

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 19474560

約数和(自身を除く): 4213171

約数列:

[1, 11, 13, 19, 41, 137, 143, 209, 247, 451, 533, 779, 1507, 1781, 2603, 2717, 5617, 5863, 8569, 10127, 19591, 28633, 33839, 61787, 73021, 106723, 111397, 372229, 803231, 1173953, 1387399, 15261389]

約数ペア:

[(1, 15261389), (11, 1387399), (13, 1173953), (19, 803231), (41, 372229), (137, 111397), (143, 106723), (209, 73021), (247, 61787), (451, 33839), (533, 28633), (779, 19591), (1507, 10127), (1781, 8569), (2603, 5863), (2717, 5617)]