209173672

素因数分解:

$2^3\times {\mathrm{43}}^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 408888000

約数和(自身を除く): 199714328

約数列:

[1, 2, 4, 8, 43, 79, 86, 158, 172, 179, 316, 344, 358, 632, 716, 1432, 1849, 3397, 3698, 6794, 7396, 7697, 13588, 14141, 14792, 15394, 27176, 28282, 30788, 56564, 61576, 113128, 146071, 292142, 330971, 584284, 608063, 661942, 1168568, 1216126, 1323884, 2432252, 2647768, 4864504, 26146709, 52293418, 104586836, 209173672]

約数ペア:

[(1, 209173672), (2, 104586836), (4, 52293418), (8, 26146709), (43, 4864504), (79, 2647768), (86, 2432252), (158, 1323884), (172, 1216126), (179, 1168568), (316, 661942), (344, 608063), (358, 584284), (632, 330971), (716, 292142), (1432, 146071), (1849, 113128), (3397, 61576), (3698, 56564), (6794, 30788), (7396, 28282), (7697, 27176), (13588, 15394), (14141, 14792)]