247212030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{633877}}^1$

素因数の和:633900

約数の個数: 32

約数和(自身を含む): 638949024

約数和(自身を除く): 391736994

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 633877, 1267754, 1901631, 3169385, 3803262, 6338770, 8240401, 9508155, 16480802, 19016310, 24721203, 41202005, 49442406, 82404010, 123606015, 247212030]

約数ペア:

[(1, 247212030), (2, 123606015), (3, 82404010), (5, 49442406), (6, 41202005), (10, 24721203), (13, 19016310), (15, 16480802), (26, 9508155), (30, 8240401), (39, 6338770), (65, 3803262), (78, 3169385), (130, 1901631), (195, 1267754), (390, 633877)]