291230296

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 648648000

約数和(自身を除く): 357417704

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 389, 406, 461, 778, 812, 922, 1556, 1624, 1844, 2723, 3112, 3227, 3688, 5446, 6454, 10892, 11281, 12908, 13369, 21784, 22562, 25816, 26738, 45124, 53476, 78967, 90248, 93583, 106952, 157934, 179329, 187166, 315868, 358658, 374332, 631736, 717316, 748664, 1255303, 1434632, 2510606, 5021212, 5200541, 10042424, 10401082, 20802164, 36403787, 41604328, 72807574, 145615148, 291230296]

約数ペア:

[(1, 291230296), (2, 145615148), (4, 72807574), (7, 41604328), (8, 36403787), (14, 20802164), (28, 10401082), (29, 10042424), (56, 5200541), (58, 5021212), (116, 2510606), (203, 1434632), (232, 1255303), (389, 748664), (406, 717316), (461, 631736), (778, 374332), (812, 358658), (922, 315868), (1556, 187166), (1624, 179329), (1844, 157934), (2723, 106952), (3112, 93583), (3227, 90248), (3688, 78967), (5446, 53476), (6454, 45124), (10892, 26738), (11281, 25816), (12908, 22562), (13369, 21784)]