626945332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1091}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 1214845632

約数和(自身を除く): 587900300

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 257, 514, 559, 1028, 1091, 1118, 2182, 2236, 3341, 4364, 6682, 11051, 13364, 14183, 22102, 28366, 44204, 46913, 56732, 93826, 143663, 187652, 280387, 287326, 560774, 574652, 609869, 1121548, 1219738, 2439476, 3645031, 7290062, 12056641, 14580124, 24113282, 48226564, 156736333, 313472666, 626945332]

約数ペア:

[(1, 626945332), (2, 313472666), (4, 156736333), (13, 48226564), (26, 24113282), (43, 14580124), (52, 12056641), (86, 7290062), (172, 3645031), (257, 2439476), (514, 1219738), (559, 1121548), (1028, 609869), (1091, 574652), (1118, 560774), (2182, 287326), (2236, 280387), (3341, 187652), (4364, 143663), (6682, 93826), (11051, 56732), (13364, 46913), (14183, 44204), (22102, 28366)]