11871475

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{881}}^1$

素因数の和:916

約数の個数: 36

約数和(自身を含む): 18701928

約数和(自身を除く): 6830453

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 175, 245, 275, 385, 539, 881, 1225, 1925, 2695, 4405, 6167, 9691, 13475, 22025, 30835, 43169, 48455, 67837, 154175, 215845, 242275, 339185, 474859, 1079225, 1695925, 2374295, 11871475]

約数ペア:

[(1, 11871475), (5, 2374295), (7, 1695925), (11, 1079225), (25, 474859), (35, 339185), (49, 242275), (55, 215845), (77, 154175), (175, 67837), (245, 48455), (275, 43169), (385, 30835), (539, 22025), (881, 13475), (1225, 9691), (1925, 6167), (2695, 4405)]