31355709

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 52531200

約数和(自身を除く): 21175491

約数列:

[1, 3, 7, 11, 21, 33, 77, 149, 231, 447, 911, 1043, 1639, 2733, 3129, 4917, 6377, 10021, 11473, 19131, 30063, 34419, 70147, 135739, 210441, 407217, 950173, 1493129, 2850519, 4479387, 10451903, 31355709]

約数ペア:

[(1, 31355709), (3, 10451903), (7, 4479387), (11, 2850519), (21, 1493129), (33, 950173), (77, 407217), (149, 210441), (231, 135739), (447, 70147), (911, 34419), (1043, 30063), (1639, 19131), (2733, 11473), (3129, 10021), (4917, 6377)]