2651317136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{91703}}^1$

素因数の和:91863

約数の個数: 40

約数和(自身を含む): 5571935040

約数和(自身を除く): 2920617904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 14456, 28912, 91703, 183406, 366812, 733624, 1192139, 1467248, 2384278, 4768556, 9537112, 12746717, 19074224, 25493434, 50986868, 101973736, 165707321, 203947472, 331414642, 662829284, 1325658568, 2651317136]

約数ペア:

[(1, 2651317136), (2, 1325658568), (4, 662829284), (8, 331414642), (13, 203947472), (16, 165707321), (26, 101973736), (52, 50986868), (104, 25493434), (139, 19074224), (208, 12746717), (278, 9537112), (556, 4768556), (1112, 2384278), (1807, 1467248), (2224, 1192139), (3614, 733624), (7228, 366812), (14456, 183406), (28912, 91703)]