388341315

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{375209}}^1$

素因数の和:375243

約数の個数: 24

約数和(自身を含む): 702393120

約数和(自身を除く): 314051805

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 375209, 1125627, 1876045, 3376881, 5628135, 8629807, 16884405, 25889421, 43149035, 77668263, 129447105, 388341315]

約数ペア:

[(1, 388341315), (3, 129447105), (5, 77668263), (9, 43149035), (15, 25889421), (23, 16884405), (45, 8629807), (69, 5628135), (115, 3376881), (207, 1876045), (345, 1125627), (1035, 375209)]