638756928

素因数分解:

$2^6\times 3^4\times {\mathrm{123217}}^1$

素因数の和:123241

約数の個数: 70

約数和(自身を含む): 1893491006

約数和(自身を除く): 1254734078

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 123217, 246434, 369651, 492868, 739302, 985736, 1108953, 1478604, 1971472, 2217906, 2957208, 3326859, 3942944, 4435812, 5914416, 6653718, 7885888, 8871624, 9980577, 11828832, 13307436, 17743248, 19961154, 23657664, 26614872, 35486496, 39922308, 53229744, 70972992, 79844616, 106459488, 159689232, 212918976, 319378464, 638756928]

約数ペア:

[(1, 638756928), (2, 319378464), (3, 212918976), (4, 159689232), (6, 106459488), (8, 79844616), (9, 70972992), (12, 53229744), (16, 39922308), (18, 35486496), (24, 26614872), (27, 23657664), (32, 19961154), (36, 17743248), (48, 13307436), (54, 11828832), (64, 9980577), (72, 8871624), (81, 7885888), (96, 6653718), (108, 5914416), (144, 4435812), (162, 3942944), (192, 3326859), (216, 2957208), (288, 2217906), (324, 1971472), (432, 1478604), (576, 1108953), (648, 985736), (864, 739302), (1296, 492868), (1728, 369651), (2592, 246434), (5184, 123217)]