128187412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 244944000

約数和(自身を除く): 116756588

約数列:

[1, 2, 4, 17, 34, 59, 68, 89, 118, 178, 236, 356, 359, 718, 1003, 1436, 1513, 2006, 3026, 4012, 5251, 6052, 6103, 10502, 12206, 21004, 21181, 24412, 31951, 42362, 63902, 84724, 89267, 127804, 178534, 357068, 360077, 543167, 720154, 1086334, 1440308, 1885109, 2172668, 3770218, 7540436, 32046853, 64093706, 128187412]

約数ペア:

[(1, 128187412), (2, 64093706), (4, 32046853), (17, 7540436), (34, 3770218), (59, 2172668), (68, 1885109), (89, 1440308), (118, 1086334), (178, 720154), (236, 543167), (356, 360077), (359, 357068), (718, 178534), (1003, 127804), (1436, 89267), (1513, 84724), (2006, 63902), (3026, 42362), (4012, 31951), (5251, 24412), (6052, 21181), (6103, 21004), (10502, 12206)]