1605604

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 3782016

約数和(自身を除く): 2176412

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 401, 572, 802, 1001, 1604, 2002, 2807, 4004, 4411, 5213, 5614, 8822, 10426, 11228, 17644, 20852, 30877, 36491, 57343, 61754, 72982, 114686, 123508, 145964, 229372, 401401, 802802, 1605604]

約数ペア:

[(1, 1605604), (2, 802802), (4, 401401), (7, 229372), (11, 145964), (13, 123508), (14, 114686), (22, 72982), (26, 61754), (28, 57343), (44, 36491), (52, 30877), (77, 20852), (91, 17644), (143, 11228), (154, 10426), (182, 8822), (286, 5614), (308, 5213), (364, 4411), (401, 4004), (572, 2807), (802, 2002), (1001, 1604)]