201519795

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{1307}}^1$

素因数の和:1875

約数の個数: 32

約数和(自身を含む): 340289280

約数和(自身を除く): 138769485

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 541, 1307, 1623, 2705, 3921, 6535, 8115, 10279, 19605, 24833, 30837, 51395, 74499, 124165, 154185, 372495, 707087, 2121261, 3535435, 10606305, 13434653, 40303959, 67173265, 201519795]

約数ペア:

[(1, 201519795), (3, 67173265), (5, 40303959), (15, 13434653), (19, 10606305), (57, 3535435), (95, 2121261), (285, 707087), (541, 372495), (1307, 154185), (1623, 124165), (2705, 74499), (3921, 51395), (6535, 30837), (8115, 24833), (10279, 19605)]