12887883365

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1\times {\mathrm{21149}}^1$

素因数の和:21941

約数の個数: 32

約数和(自身を含む): 18468518400

約数和(自身を除く): 5580635035

約数列:

[1, 5, 7, 23, 35, 115, 161, 757, 805, 3785, 5299, 17411, 21149, 26495, 87055, 105745, 121877, 148043, 486427, 609385, 740215, 2432135, 3404989, 16009793, 17024945, 80048965, 112068551, 368225239, 560342755, 1841126195, 2577576673, 12887883365]

約数ペア:

[(1, 12887883365), (5, 2577576673), (7, 1841126195), (23, 560342755), (35, 368225239), (115, 112068551), (161, 80048965), (757, 17024945), (805, 16009793), (3785, 3404989), (5299, 2432135), (17411, 740215), (21149, 609385), (26495, 486427), (87055, 148043), (105745, 121877)]