129515776

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{38917}}^1$

素因数の和:38946

約数の個数: 36

約数和(自身を含む): 278419372

約数和(自身を除く): 148903596

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 38917, 77834, 155668, 311336, 505921, 622672, 1011842, 1245344, 2023684, 2490688, 4047368, 4981376, 8094736, 9962752, 16189472, 32378944, 64757888, 129515776]

約数ペア:

[(1, 129515776), (2, 64757888), (4, 32378944), (8, 16189472), (13, 9962752), (16, 8094736), (26, 4981376), (32, 4047368), (52, 2490688), (64, 2023684), (104, 1245344), (128, 1011842), (208, 622672), (256, 505921), (416, 311336), (832, 155668), (1664, 77834), (3328, 38917)]