81834228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2557}}^1$

素因数の和:2701

約数の個数: 72

約数和(自身を含む): 238364672

約数和(自身を除く): 156530444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2557, 2667, 3556, 4572, 5114, 5334, 7671, 8001, 10228, 10668, 15342, 16002, 17899, 23013, 30684, 32004, 35798, 46026, 53697, 71596, 92052, 107394, 161091, 214788, 322182, 324739, 644364, 649478, 974217, 1298956, 1948434, 2273173, 2922651, 3896868, 4546346, 5845302, 6819519, 9092692, 11690604, 13639038, 20458557, 27278076, 40917114, 81834228]

約数ペア:

[(1, 81834228), (2, 40917114), (3, 27278076), (4, 20458557), (6, 13639038), (7, 11690604), (9, 9092692), (12, 6819519), (14, 5845302), (18, 4546346), (21, 3896868), (28, 2922651), (36, 2273173), (42, 1948434), (63, 1298956), (84, 974217), (126, 649478), (127, 644364), (252, 324739), (254, 322182), (381, 214788), (508, 161091), (762, 107394), (889, 92052), (1143, 71596), (1524, 53697), (1778, 46026), (2286, 35798), (2557, 32004), (2667, 30684), (3556, 23013), (4572, 17899), (5114, 16002), (5334, 15342), (7671, 10668), (8001, 10228)]