338139568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^2$

素因数の和:510

約数の個数: 60

約数和(自身を含む): 731494848

約数和(自身を除く): 393355280

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 229, 248, 403, 458, 496, 806, 916, 1612, 1832, 2977, 3224, 3664, 5954, 6448, 7099, 11908, 14198, 23816, 28396, 47632, 52441, 56792, 92287, 104882, 113584, 184574, 209764, 369148, 419528, 681733, 738296, 839056, 1363466, 1476592, 1625671, 2726932, 3251342, 5453864, 6502684, 10907728, 13005368, 21133723, 26010736, 42267446, 84534892, 169069784, 338139568]

約数ペア:

[(1, 338139568), (2, 169069784), (4, 84534892), (8, 42267446), (13, 26010736), (16, 21133723), (26, 13005368), (31, 10907728), (52, 6502684), (62, 5453864), (104, 3251342), (124, 2726932), (208, 1625671), (229, 1476592), (248, 1363466), (403, 839056), (458, 738296), (496, 681733), (806, 419528), (916, 369148), (1612, 209764), (1832, 184574), (2977, 113584), (3224, 104882), (3664, 92287), (5954, 56792), (6448, 52441), (7099, 47632), (11908, 28396), (14198, 23816)]