51357628

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 106868160

約数和(自身を除く): 55510532

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 89, 148, 178, 259, 356, 518, 557, 623, 1036, 1114, 1246, 2228, 2492, 3293, 3899, 6586, 7798, 13172, 15596, 20609, 23051, 41218, 46102, 49573, 82436, 92204, 99146, 144263, 198292, 288526, 347011, 577052, 694022, 1388044, 1834201, 3668402, 7336804, 12839407, 25678814, 51357628]

約数ペア:

[(1, 51357628), (2, 25678814), (4, 12839407), (7, 7336804), (14, 3668402), (28, 1834201), (37, 1388044), (74, 694022), (89, 577052), (148, 347011), (178, 288526), (259, 198292), (356, 144263), (518, 99146), (557, 92204), (623, 82436), (1036, 49573), (1114, 46102), (1246, 41218), (2228, 23051), (2492, 20609), (3293, 15596), (3899, 13172), (6586, 7798)]