2991808218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{22621}}^1$

素因数の和:22747

約数の個数: 64

約数和(自身を含む): 7088467968

約数和(自身を除く): 4096659750

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 67, 94, 134, 141, 201, 282, 329, 402, 469, 658, 938, 987, 1407, 1974, 2814, 3149, 6298, 9447, 18894, 22043, 22621, 44086, 45242, 66129, 67863, 132258, 135726, 158347, 316694, 475041, 950082, 1063187, 1515607, 2126374, 3031214, 3189561, 4546821, 6379122, 7442309, 9093642, 10609249, 14884618, 21218498, 22326927, 31827747, 44653854, 63655494, 71233529, 142467058, 213700587, 427401174, 498634703, 997269406, 1495904109, 2991808218]

約数ペア:

[(1, 2991808218), (2, 1495904109), (3, 997269406), (6, 498634703), (7, 427401174), (14, 213700587), (21, 142467058), (42, 71233529), (47, 63655494), (67, 44653854), (94, 31827747), (134, 22326927), (141, 21218498), (201, 14884618), (282, 10609249), (329, 9093642), (402, 7442309), (469, 6379122), (658, 4546821), (938, 3189561), (987, 3031214), (1407, 2126374), (1974, 1515607), (2814, 1063187), (3149, 950082), (6298, 475041), (9447, 316694), (18894, 158347), (22043, 135726), (22621, 132258), (44086, 67863), (45242, 66129)]