216453470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{6779}}^1$

素因数の和:6920

約数の個数: 32

約数和(自身を含む): 406149120

約数和(自身を除く): 189695650

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 1030, 3193, 6386, 6779, 13558, 15965, 31930, 33895, 67790, 210149, 420298, 698237, 1050745, 1396474, 2101490, 3491185, 6982370, 21645347, 43290694, 108226735, 216453470]

約数ペア:

[(1, 216453470), (2, 108226735), (5, 43290694), (10, 21645347), (31, 6982370), (62, 3491185), (103, 2101490), (155, 1396474), (206, 1050745), (310, 698237), (515, 420298), (1030, 210149), (3193, 67790), (6386, 33895), (6779, 31930), (13558, 15965)]