158974395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4759}}^1$

素因数の和:4915

約数の個数: 32

約数和(自身を含む): 271434240

約数和(自身を除く): 112459845

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 1965, 2227, 4759, 6681, 11135, 14277, 23795, 33405, 71385, 80903, 242709, 404515, 623429, 1213545, 1870287, 3117145, 9351435, 10598293, 31794879, 52991465, 158974395]

約数ペア:

[(1, 158974395), (3, 52991465), (5, 31794879), (15, 10598293), (17, 9351435), (51, 3117145), (85, 1870287), (131, 1213545), (255, 623429), (393, 404515), (655, 242709), (1965, 80903), (2227, 71385), (4759, 33405), (6681, 23795), (11135, 14277)]