318892844

素因数分解:

$2^2\times {\mathrm{401}}^1\times {\mathrm{198811}}^1$

素因数の和:199216

約数の個数: 12

約数和(自身を含む): 559456968

約数和(自身を除く): 240564124

約数列:

[1, 2, 4, 401, 802, 1604, 198811, 397622, 795244, 79723211, 159446422, 318892844]

約数ペア:

[(1, 318892844), (2, 159446422), (4, 79723211), (401, 795244), (802, 397622), (1604, 198811)]