389675442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{81899}}^1$

素因数の和:81978

約数の個数: 32

約数和(自身を含む): 853070400

約数和(自身を除く): 463394958

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 183, 366, 793, 1586, 2379, 4758, 81899, 163798, 245697, 491394, 1064687, 2129374, 3194061, 4995839, 6388122, 9991678, 14987517, 29975034, 64945907, 129891814, 194837721, 389675442]

約数ペア:

[(1, 389675442), (2, 194837721), (3, 129891814), (6, 64945907), (13, 29975034), (26, 14987517), (39, 9991678), (61, 6388122), (78, 4995839), (122, 3194061), (183, 2129374), (366, 1064687), (793, 491394), (1586, 245697), (2379, 163798), (4758, 81899)]