251011812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{25603}}^1$

素因数の和:25672

約数の個数: 48

約数和(自身を含む): 630882560

約数和(自身を除く): 379870748

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 25603, 51206, 76809, 102412, 153618, 307236, 486457, 972914, 1100929, 1459371, 1945828, 2201858, 2918742, 3302787, 4403716, 5837484, 6605574, 13211148, 20917651, 41835302, 62752953, 83670604, 125505906, 251011812]

約数ペア:

[(1, 251011812), (2, 125505906), (3, 83670604), (4, 62752953), (6, 41835302), (12, 20917651), (19, 13211148), (38, 6605574), (43, 5837484), (57, 4403716), (76, 3302787), (86, 2918742), (114, 2201858), (129, 1945828), (172, 1459371), (228, 1100929), (258, 972914), (516, 486457), (817, 307236), (1634, 153618), (2451, 102412), (3268, 76809), (4902, 51206), (9804, 25603)]