218290716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{27943}}^1$

素因数の和:27991

約数の個数: 72

約数和(自身を含む): 650983424

約数和(自身を除く): 432692708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 27943, 55886, 83829, 111772, 167658, 195601, 251487, 335316, 391202, 502974, 586803, 782404, 866233, 1005948, 1173606, 1732466, 1760409, 2347212, 2598699, 3464932, 3520818, 5197398, 6063631, 7041636, 7796097, 10394796, 12127262, 15592194, 18190893, 24254524, 31184388, 36381786, 54572679, 72763572, 109145358, 218290716]

約数ペア:

[(1, 218290716), (2, 109145358), (3, 72763572), (4, 54572679), (6, 36381786), (7, 31184388), (9, 24254524), (12, 18190893), (14, 15592194), (18, 12127262), (21, 10394796), (28, 7796097), (31, 7041636), (36, 6063631), (42, 5197398), (62, 3520818), (63, 3464932), (84, 2598699), (93, 2347212), (124, 1760409), (126, 1732466), (186, 1173606), (217, 1005948), (252, 866233), (279, 782404), (372, 586803), (434, 502974), (558, 391202), (651, 335316), (868, 251487), (1116, 195601), (1302, 167658), (1953, 111772), (2604, 83829), (3906, 55886), (7812, 27943)]