156777270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401993}}^1$

素因数の和:402016

約数の個数: 32

約数和(自身を含む): 405209952

約数和(自身を除く): 248432682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 401993, 803986, 1205979, 2009965, 2411958, 4019930, 5225909, 6029895, 10451818, 12059790, 15677727, 26129545, 31355454, 52259090, 78388635, 156777270]

約数ペア:

[(1, 156777270), (2, 78388635), (3, 52259090), (5, 31355454), (6, 26129545), (10, 15677727), (13, 12059790), (15, 10451818), (26, 6029895), (30, 5225909), (39, 4019930), (65, 2411958), (78, 2009965), (130, 1205979), (195, 803986), (390, 401993)]