156930865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 238854528

約数和(自身を除く): 81923663

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 169, 215, 301, 455, 559, 617, 845, 1183, 1505, 2795, 3085, 3913, 4319, 5915, 7267, 8021, 19565, 21595, 26531, 36335, 40105, 50869, 56147, 104273, 132655, 185717, 254345, 280735, 344903, 521365, 729911, 928585, 1724515, 2414321, 3649555, 4483739, 12071605, 22418695, 31386173, 156930865]

約数ペア:

[(1, 156930865), (5, 31386173), (7, 22418695), (13, 12071605), (35, 4483739), (43, 3649555), (65, 2414321), (91, 1724515), (169, 928585), (215, 729911), (301, 521365), (455, 344903), (559, 280735), (617, 254345), (845, 185717), (1183, 132655), (1505, 104273), (2795, 56147), (3085, 50869), (3913, 40105), (4319, 36335), (5915, 26531), (7267, 21595), (8021, 19565)]