291928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 675360

約数和(自身を除く): 383432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 401, 728, 802, 1604, 2807, 3208, 5213, 5614, 10426, 11228, 20852, 22456, 36491, 41704, 72982, 145964, 291928]

約数ペア:

[(1, 291928), (2, 145964), (4, 72982), (7, 41704), (8, 36491), (13, 22456), (14, 20852), (26, 11228), (28, 10426), (52, 5614), (56, 5213), (91, 3208), (104, 2807), (182, 1604), (364, 802), (401, 728)]