31540215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2293}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 58139136

約数和(自身を除く): 26598921

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1965, 2293, 2751, 4585, 6879, 11465, 13755, 16051, 34395, 48153, 80255, 240765, 300383, 901149, 1501915, 2102681, 4505745, 6308043, 10513405, 31540215]

約数ペア:

[(1, 31540215), (3, 10513405), (5, 6308043), (7, 4505745), (15, 2102681), (21, 1501915), (35, 901149), (105, 300383), (131, 240765), (393, 80255), (655, 48153), (917, 34395), (1965, 16051), (2293, 13755), (2751, 11465), (4585, 6879)]