78147855

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30467}}^1$

素因数の和:30500

約数の個数: 32

約数和(自身を含む): 146246400

約数和(自身を除く): 68098545

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 30467, 91401, 152335, 274203, 457005, 578873, 822609, 1371015, 1736619, 2894365, 4113045, 5209857, 8683095, 15629571, 26049285, 78147855]

約数ペア:

[(1, 78147855), (3, 26049285), (5, 15629571), (9, 8683095), (15, 5209857), (19, 4113045), (27, 2894365), (45, 1736619), (57, 1371015), (95, 822609), (135, 578873), (171, 457005), (285, 274203), (513, 152335), (855, 91401), (2565, 30467)]