7904217215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1\times {\mathrm{25763}}^1$

素因数の和:27238

約数の個数: 16

約数和(自身を含む): 9712821888

約数和(自身を除く): 1808604673

約数列:

[1, 5, 43, 215, 1427, 7135, 25763, 61361, 128815, 306805, 1107809, 5539045, 36763801, 183819005, 1580843443, 7904217215]

約数ペア:

[(1, 7904217215), (5, 1580843443), (43, 183819005), (215, 36763801), (1427, 5539045), (7135, 1107809), (25763, 306805), (61361, 128815)]