321589796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{577}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 629233920

約数和(自身を除く): 307644124

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 239, 478, 577, 583, 956, 1154, 1166, 2308, 2332, 2629, 5258, 6347, 10516, 12667, 12694, 25334, 25388, 30581, 50668, 61162, 122324, 137903, 139337, 275806, 278674, 336391, 551612, 557348, 672782, 1345564, 1516933, 3033866, 6067732, 7308859, 14617718, 29235436, 80397449, 160794898, 321589796]

約数ペア:

[(1, 321589796), (2, 160794898), (4, 80397449), (11, 29235436), (22, 14617718), (44, 7308859), (53, 6067732), (106, 3033866), (212, 1516933), (239, 1345564), (478, 672782), (577, 557348), (583, 551612), (956, 336391), (1154, 278674), (1166, 275806), (2308, 139337), (2332, 137903), (2629, 122324), (5258, 61162), (6347, 50668), (10516, 30581), (12667, 25388), (12694, 25334)]