31716645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2125

約数の個数: 32

約数和(自身を含む): 54639360

約数和(自身を除く): 22922715

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 2039, 3111, 5185, 6117, 10195, 15555, 30585, 34663, 103989, 124379, 173315, 373137, 519945, 621895, 1865685, 2114443, 6343329, 10572215, 31716645]

約数ペア:

[(1, 31716645), (3, 10572215), (5, 6343329), (15, 2114443), (17, 1865685), (51, 621895), (61, 519945), (85, 373137), (183, 173315), (255, 124379), (305, 103989), (915, 34663), (1037, 30585), (2039, 15555), (3111, 10195), (5185, 6117)]