289185484

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{773}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 599187456

約数和(自身を除く): 310001972

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 431, 434, 773, 862, 868, 1546, 1724, 3017, 3092, 5411, 6034, 10822, 12068, 13361, 21644, 23963, 26722, 47926, 53444, 93527, 95852, 167741, 187054, 333163, 335482, 374108, 666326, 670964, 1332652, 2332141, 4664282, 9328564, 10328053, 20656106, 41312212, 72296371, 144592742, 289185484]

約数ペア:

[(1, 289185484), (2, 144592742), (4, 72296371), (7, 41312212), (14, 20656106), (28, 10328053), (31, 9328564), (62, 4664282), (124, 2332141), (217, 1332652), (431, 670964), (434, 666326), (773, 374108), (862, 335482), (868, 333163), (1546, 187054), (1724, 167741), (3017, 95852), (3092, 93527), (5411, 53444), (6034, 47926), (10822, 26722), (12068, 23963), (13361, 21644)]