28865018

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 54966240

約数和(自身を除く): 26101222

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 139, 163, 182, 278, 326, 637, 973, 1141, 1274, 1807, 1946, 2119, 2282, 3614, 4238, 6811, 7987, 12649, 13622, 14833, 15974, 22657, 25298, 29666, 45314, 88543, 103831, 158599, 177086, 207662, 294541, 317198, 589082, 1110193, 2061787, 2220386, 4123574, 14432509, 28865018]

約数ペア:

[(1, 28865018), (2, 14432509), (7, 4123574), (13, 2220386), (14, 2061787), (26, 1110193), (49, 589082), (91, 317198), (98, 294541), (139, 207662), (163, 177086), (182, 158599), (278, 103831), (326, 88543), (637, 45314), (973, 29666), (1141, 25298), (1274, 22657), (1807, 15974), (1946, 14833), (2119, 13622), (2282, 12649), (3614, 7987), (4238, 6811)]