156979683

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20939}}^1$

素因数の和:20976

約数の個数: 36

約数和(自身を含む): 279297720

約数和(自身を除く): 122318037

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 20939, 62817, 146573, 188451, 355963, 439719, 1026011, 1067889, 1319157, 2491741, 3078033, 3203667, 7475223, 9234099, 17442187, 22425669, 52326561, 156979683]

約数ペア:

[(1, 156979683), (3, 52326561), (7, 22425669), (9, 17442187), (17, 9234099), (21, 7475223), (49, 3203667), (51, 3078033), (63, 2491741), (119, 1319157), (147, 1067889), (153, 1026011), (357, 439719), (441, 355963), (833, 188451), (1071, 146573), (2499, 62817), (7497, 20939)]