217477488

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{105367}}^1$

素因数の和:105421

約数の個数: 40

約数和(自身を含む): 574887808

約数和(自身を除く): 357410320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 105367, 210734, 316101, 421468, 632202, 842936, 1264404, 1685872, 2528808, 4530781, 5057616, 9061562, 13592343, 18123124, 27184686, 36246248, 54369372, 72492496, 108738744, 217477488]

約数ペア:

[(1, 217477488), (2, 108738744), (3, 72492496), (4, 54369372), (6, 36246248), (8, 27184686), (12, 18123124), (16, 13592343), (24, 9061562), (43, 5057616), (48, 4530781), (86, 2528808), (129, 1685872), (172, 1264404), (258, 842936), (344, 632202), (516, 421468), (688, 316101), (1032, 210734), (2064, 105367)]