318207967

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:903

約数の個数: 32

約数和(自身を含む): 415964160

約数和(自身を除く): 97756193

約数列:

[1, 7, 11, 23, 77, 161, 253, 353, 509, 1771, 2471, 3563, 3883, 5599, 8119, 11707, 27181, 39193, 56833, 81949, 89309, 128777, 179677, 625163, 901439, 1257739, 1976447, 4132571, 13835129, 28927997, 45458281, 318207967]

約数ペア:

[(1, 318207967), (7, 45458281), (11, 28927997), (23, 13835129), (77, 4132571), (161, 1976447), (253, 1257739), (353, 901439), (509, 625163), (1771, 179677), (2471, 128777), (3563, 89309), (3883, 81949), (5599, 56833), (8119, 39193), (11707, 27181)]