1331506860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{303997}}^1$

素因数の和:304082

約数の個数: 48

約数和(自身を含む): 3779303136

約数和(自身を除く): 2447796276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 303997, 607994, 911991, 1215988, 1519985, 1823982, 3039970, 3647964, 4559955, 6079940, 9119910, 18239820, 22191781, 44383562, 66575343, 88767124, 110958905, 133150686, 221917810, 266301372, 332876715, 443835620, 665753430, 1331506860]

約数ペア:

[(1, 1331506860), (2, 665753430), (3, 443835620), (4, 332876715), (5, 266301372), (6, 221917810), (10, 133150686), (12, 110958905), (15, 88767124), (20, 66575343), (30, 44383562), (60, 22191781), (73, 18239820), (146, 9119910), (219, 6079940), (292, 4559955), (365, 3647964), (438, 3039970), (730, 1823982), (876, 1519985), (1095, 1215988), (1460, 911991), (2190, 607994), (4380, 303997)]