28986601

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 7508759

約数列:

[1, 7, 23, 43, 53, 79, 161, 301, 371, 553, 989, 1219, 1817, 2279, 3397, 4187, 6923, 8533, 12719, 15953, 23779, 29309, 52417, 78131, 96301, 180041, 366919, 546917, 674107, 1260287, 4140943, 28986601]

約数ペア:

[(1, 28986601), (7, 4140943), (23, 1260287), (43, 674107), (53, 546917), (79, 366919), (161, 180041), (301, 96301), (371, 78131), (553, 52417), (989, 29309), (1219, 23779), (1817, 15953), (2279, 12719), (3397, 8533), (4187, 6923)]