643880493477

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{3547}}^1\times {\mathrm{26297}}^1$

素因数の和:29922

約数の個数: 48

約数和(自身を含む): 1018893919680

約数和(自身を除く): 375013426203

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 3547, 6903, 10641, 26297, 31923, 46111, 78891, 138333, 209273, 236673, 341861, 414999, 627819, 1025583, 1551523, 1883457, 2720549, 3076749, 4654569, 8161647, 13963707, 20169799, 24484941, 60509397, 93275459, 181528191, 279826377, 839479131, 1212580967, 3637742901, 5503252081, 10913228703, 16509756243, 49529268729, 71542277053, 214626831159, 643880493477]

約数ペア:

[(1, 643880493477), (3, 214626831159), (9, 71542277053), (13, 49529268729), (39, 16509756243), (59, 10913228703), (117, 5503252081), (177, 3637742901), (531, 1212580967), (767, 839479131), (2301, 279826377), (3547, 181528191), (6903, 93275459), (10641, 60509397), (26297, 24484941), (31923, 20169799), (46111, 13963707), (78891, 8161647), (138333, 4654569), (209273, 3076749), (236673, 2720549), (341861, 1883457), (414999, 1551523), (627819, 1025583)]