212457384

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{31729}}^1$

素因数の和:31775

約数の個数: 64

約数和(自身を含む): 609216000

約数和(自身を除く): 396758616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 31729, 63458, 95187, 126916, 190374, 253832, 285561, 380748, 571122, 761496, 856683, 983599, 1142244, 1713366, 1967198, 2284488, 2950797, 3426732, 3934396, 5901594, 6853464, 7868792, 8852391, 11803188, 17704782, 23606376, 26557173, 35409564, 53114346, 70819128, 106228692, 212457384]

約数ペア:

[(1, 212457384), (2, 106228692), (3, 70819128), (4, 53114346), (6, 35409564), (8, 26557173), (9, 23606376), (12, 17704782), (18, 11803188), (24, 8852391), (27, 7868792), (31, 6853464), (36, 5901594), (54, 3934396), (62, 3426732), (72, 2950797), (93, 2284488), (108, 1967198), (124, 1713366), (186, 1142244), (216, 983599), (248, 856683), (279, 761496), (372, 571122), (558, 380748), (744, 285561), (837, 253832), (1116, 190374), (1674, 126916), (2232, 95187), (3348, 63458), (6696, 31729)]