400755069

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2377}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 685548864

約数和(自身を除く): 284793795

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 131, 143, 393, 429, 1179, 1287, 1441, 1703, 2377, 4323, 5109, 7131, 12969, 15327, 18733, 21393, 26147, 30901, 56199, 78441, 92703, 168597, 235323, 278109, 311387, 339911, 934161, 1019733, 2802483, 3059199, 3425257, 4048031, 10275771, 12144093, 30827313, 36432279, 44528341, 133585023, 400755069]

約数ペア:

[(1, 400755069), (3, 133585023), (9, 44528341), (11, 36432279), (13, 30827313), (33, 12144093), (39, 10275771), (99, 4048031), (117, 3425257), (131, 3059199), (143, 2802483), (393, 1019733), (429, 934161), (1179, 339911), (1287, 311387), (1441, 278109), (1703, 235323), (2377, 168597), (4323, 92703), (5109, 78441), (7131, 56199), (12969, 30901), (15327, 26147), (18733, 21393)]