78828701

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 97210080

約数和(自身を除く): 18381379

約数列:

[1, 7, 19, 49, 133, 227, 373, 931, 1589, 2611, 4313, 7087, 11123, 18277, 30191, 49609, 84671, 211337, 347263, 592697, 1608749, 4148879, 11261243, 78828701]

約数ペア:

[(1, 78828701), (7, 11261243), (19, 4148879), (49, 1608749), (133, 592697), (227, 347263), (373, 211337), (931, 84671), (1589, 49609), (2611, 30191), (4313, 18277), (7087, 11123)]