156767954

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 287903808

約数和(自身を除く): 131135854

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 157, 161, 314, 322, 443, 886, 1099, 1127, 2198, 2254, 3101, 3611, 6202, 7222, 7693, 10189, 15386, 20378, 21707, 25277, 43414, 50554, 69551, 71323, 139102, 142646, 176939, 353878, 486857, 499261, 973714, 998522, 1599673, 3199346, 3407999, 6815998, 11197711, 22395422, 78383977, 156767954]

約数ペア:

[(1, 156767954), (2, 78383977), (7, 22395422), (14, 11197711), (23, 6815998), (46, 3407999), (49, 3199346), (98, 1599673), (157, 998522), (161, 973714), (314, 499261), (322, 486857), (443, 353878), (886, 176939), (1099, 142646), (1127, 139102), (2198, 71323), (2254, 69551), (3101, 50554), (3611, 43414), (6202, 25277), (7222, 21707), (7693, 20378), (10189, 15386)]