258982308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17851}}^1$

素因数の和:17905

約数の個数: 72

約数和(自身を含む): 727790336

約数和(自身を除く): 468808028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 17851, 35702, 53553, 71404, 107106, 160659, 214212, 232063, 321318, 464126, 553381, 642636, 696189, 928252, 1106762, 1392378, 1660143, 2088567, 2213524, 2784756, 3320286, 4177134, 4980429, 6640572, 7193953, 8354268, 9960858, 14387906, 19921716, 21581859, 28775812, 43163718, 64745577, 86327436, 129491154, 258982308]

約数ペア:

[(1, 258982308), (2, 129491154), (3, 86327436), (4, 64745577), (6, 43163718), (9, 28775812), (12, 21581859), (13, 19921716), (18, 14387906), (26, 9960858), (31, 8354268), (36, 7193953), (39, 6640572), (52, 4980429), (62, 4177134), (78, 3320286), (93, 2784756), (117, 2213524), (124, 2088567), (156, 1660143), (186, 1392378), (234, 1106762), (279, 928252), (372, 696189), (403, 642636), (468, 553381), (558, 464126), (806, 321318), (1116, 232063), (1209, 214212), (1612, 160659), (2418, 107106), (3627, 71404), (4836, 53553), (7254, 35702), (14508, 17851)]