12818790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 34499520

約数和(自身を除く): 21680730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 197, 241, 270, 394, 482, 591, 723, 985, 1182, 1205, 1446, 1773, 1970, 2169, 2410, 2955, 3546, 3615, 4338, 5319, 5910, 6507, 7230, 8865, 10638, 10845, 13014, 17730, 21690, 26595, 32535, 47477, 53190, 65070, 94954, 142431, 237385, 284862, 427293, 474770, 712155, 854586, 1281879, 1424310, 2136465, 2563758, 4272930, 6409395, 12818790]

約数ペア:

[(1, 12818790), (2, 6409395), (3, 4272930), (5, 2563758), (6, 2136465), (9, 1424310), (10, 1281879), (15, 854586), (18, 712155), (27, 474770), (30, 427293), (45, 284862), (54, 237385), (90, 142431), (135, 94954), (197, 65070), (241, 53190), (270, 47477), (394, 32535), (482, 26595), (591, 21690), (723, 17730), (985, 13014), (1182, 10845), (1205, 10638), (1446, 8865), (1773, 7230), (1970, 6507), (2169, 5910), (2410, 5319), (2955, 4338), (3546, 3615)]