38491515

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{16139}}^1$

素因数の和:16203

約数の個数: 24

約数和(自身を含む): 67981680

約数和(自身を除く): 29490165

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 16139, 48417, 80695, 145251, 242085, 726255, 855367, 2566101, 4276835, 7698303, 12830505, 38491515]

約数ペア:

[(1, 38491515), (3, 12830505), (5, 7698303), (9, 4276835), (15, 2566101), (45, 855367), (53, 726255), (159, 242085), (265, 145251), (477, 80695), (795, 48417), (2385, 16139)]