1220331123

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{1361}}^1\times {\mathrm{3019}}^1$

素因数の和:4400

約数の個数: 32

約数和(自身を含む): 1974355200

約数和(自身を除く): 754024077

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 1361, 3019, 4083, 9057, 12249, 14971, 27171, 33209, 36747, 44913, 81513, 99627, 134739, 298881, 404217, 896643, 4108859, 12326577, 36979731, 45197449, 110939193, 135592347, 406777041, 1220331123]

約数ペア:

[(1, 1220331123), (3, 406777041), (9, 135592347), (11, 110939193), (27, 45197449), (33, 36979731), (99, 12326577), (297, 4108859), (1361, 896643), (3019, 404217), (4083, 298881), (9057, 134739), (12249, 99627), (14971, 81513), (27171, 44913), (33209, 36747)]