201228741

素因数分解:

$3^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{2521}}^1$

素因数の和:2722

約数の個数: 36

約数和(自身を含む): 340121964

約数和(自身を除く): 138893223

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 181, 441, 543, 1267, 1629, 2521, 3801, 7563, 8869, 11403, 17647, 22689, 26607, 52941, 79821, 123529, 158823, 370587, 456301, 1111761, 1368903, 3194107, 4106709, 9582321, 22358749, 28746963, 67076247, 201228741]

約数ペア:

[(1, 201228741), (3, 67076247), (7, 28746963), (9, 22358749), (21, 9582321), (49, 4106709), (63, 3194107), (147, 1368903), (181, 1111761), (441, 456301), (543, 370587), (1267, 158823), (1629, 123529), (2521, 79821), (3801, 52941), (7563, 26607), (8869, 22689), (11403, 17647)]