425344448

素因数分解:

$2^6\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:637

約数の個数: 56

約数和(自身を含む): 858774000

約数和(自身を除く): 433429552

約数列:

[1, 2, 4, 8, 16, 32, 64, 137, 139, 274, 278, 349, 548, 556, 698, 1096, 1112, 1396, 2192, 2224, 2792, 4384, 4448, 5584, 8768, 8896, 11168, 19043, 22336, 38086, 47813, 48511, 76172, 95626, 97022, 152344, 191252, 194044, 304688, 382504, 388088, 609376, 765008, 776176, 1218752, 1530016, 1552352, 3060032, 3104704, 6646007, 13292014, 26584028, 53168056, 106336112, 212672224, 425344448]

約数ペア:

[(1, 425344448), (2, 212672224), (4, 106336112), (8, 53168056), (16, 26584028), (32, 13292014), (64, 6646007), (137, 3104704), (139, 3060032), (274, 1552352), (278, 1530016), (349, 1218752), (548, 776176), (556, 765008), (698, 609376), (1096, 388088), (1112, 382504), (1396, 304688), (2192, 194044), (2224, 191252), (2792, 152344), (4384, 97022), (4448, 95626), (5584, 76172), (8768, 48511), (8896, 47813), (11168, 38086), (19043, 22336)]