40978721

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 52399872

約数和(自身を除く): 11421151

約数列:

[1, 7, 17, 37, 41, 119, 227, 259, 287, 629, 697, 1517, 1589, 3859, 4403, 4879, 8399, 9307, 10619, 25789, 27013, 58793, 65149, 142783, 158219, 180523, 344359, 999481, 1107533, 2410513, 5854103, 40978721]

約数ペア:

[(1, 40978721), (7, 5854103), (17, 2410513), (37, 1107533), (41, 999481), (119, 344359), (227, 180523), (259, 158219), (287, 142783), (629, 65149), (697, 58793), (1517, 27013), (1589, 25789), (3859, 10619), (4403, 9307), (4879, 8399)]