1319619

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 2101248

約数和(自身を除く): 781629

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 191, 329, 573, 987, 1337, 2303, 4011, 6909, 8977, 9359, 26931, 28077, 62839, 188517, 439873, 1319619]

約数ペア:

[(1, 1319619), (3, 439873), (7, 188517), (21, 62839), (47, 28077), (49, 26931), (141, 9359), (147, 8977), (191, 6909), (329, 4011), (573, 2303), (987, 1337)]