1228197745

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1\times {\mathrm{6521}}^1$

素因数の和:6936

約数の個数: 16

約数和(自身を含む): 1490146560

約数和(自身を除く): 261948815

約数列:

[1, 5, 139, 271, 695, 1355, 6521, 32605, 37669, 188345, 906419, 1767191, 4532095, 8835955, 245639549, 1228197745]

約数ペア:

[(1, 1228197745), (5, 245639549), (139, 8835955), (271, 4532095), (695, 1767191), (1355, 906419), (6521, 188345), (32605, 37669)]