247738628

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{1373}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 440119680

約数和(自身を除く): 192381052

約数列:

[1, 2, 4, 79, 158, 316, 571, 1142, 1373, 2284, 2746, 5492, 45109, 90218, 108467, 180436, 216934, 433868, 783983, 1567966, 3135932, 61934657, 123869314, 247738628]

約数ペア:

[(1, 247738628), (2, 123869314), (4, 61934657), (79, 3135932), (158, 1567966), (316, 783983), (571, 433868), (1142, 216934), (1373, 180436), (2284, 108467), (2746, 90218), (5492, 45109)]