31615935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 55247808

約数和(自身を除く): 23631873

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 2221, 2847, 4745, 6663, 11105, 14235, 28873, 33315, 86619, 144365, 162133, 433095, 486399, 810665, 2107729, 2431995, 6323187, 10538645, 31615935]

約数ペア:

[(1, 31615935), (3, 10538645), (5, 6323187), (13, 2431995), (15, 2107729), (39, 810665), (65, 486399), (73, 433095), (195, 162133), (219, 144365), (365, 86619), (949, 33315), (1095, 28873), (2221, 14235), (2847, 11105), (4745, 6663)]