217910904

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1279}}^1$

素因数の和:1548

約数の個数: 64

約数和(自身を含む): 565248000

約数和(自身を除く): 347337096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 229, 248, 372, 458, 687, 744, 916, 1279, 1374, 1832, 2558, 2748, 3837, 5116, 5496, 7099, 7674, 10232, 14198, 15348, 21297, 28396, 30696, 39649, 42594, 56792, 79298, 85188, 118947, 158596, 170376, 237894, 292891, 317192, 475788, 585782, 878673, 951576, 1171564, 1757346, 2343128, 3514692, 7029384, 9079621, 18159242, 27238863, 36318484, 54477726, 72636968, 108955452, 217910904]

約数ペア:

[(1, 217910904), (2, 108955452), (3, 72636968), (4, 54477726), (6, 36318484), (8, 27238863), (12, 18159242), (24, 9079621), (31, 7029384), (62, 3514692), (93, 2343128), (124, 1757346), (186, 1171564), (229, 951576), (248, 878673), (372, 585782), (458, 475788), (687, 317192), (744, 292891), (916, 237894), (1279, 170376), (1374, 158596), (1832, 118947), (2558, 85188), (2748, 79298), (3837, 56792), (5116, 42594), (5496, 39649), (7099, 30696), (7674, 28396), (10232, 21297), (14198, 15348)]