139906565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{12713}}^1$

素因数の和:12820

約数の個数: 16

約数和(自身を含む): 175758336

約数和(自身を除く): 35851771

約数列:

[1, 5, 31, 71, 155, 355, 2201, 11005, 12713, 63565, 394103, 902623, 1970515, 4513115, 27981313, 139906565]

約数ペア:

[(1, 139906565), (5, 27981313), (31, 4513115), (71, 1970515), (155, 902623), (355, 394103), (2201, 63565), (11005, 12713)]