389613069

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 607027200

約数和(自身を除く): 217414131

約数列:

[1, 3, 9, 19, 57, 79, 151, 171, 191, 237, 453, 573, 711, 1359, 1501, 1719, 2869, 3629, 4503, 8607, 10887, 11929, 13509, 15089, 25821, 28841, 32661, 35787, 45267, 86523, 107361, 135801, 226651, 259569, 286691, 547979, 679953, 860073, 1643937, 2039859, 2278439, 2580219, 4931811, 6835317, 20505951, 43290341, 129871023, 389613069]

約数ペア:

[(1, 389613069), (3, 129871023), (9, 43290341), (19, 20505951), (57, 6835317), (79, 4931811), (151, 2580219), (171, 2278439), (191, 2039859), (237, 1643937), (453, 860073), (573, 679953), (711, 547979), (1359, 286691), (1501, 259569), (1719, 226651), (2869, 135801), (3629, 107361), (4503, 86523), (8607, 45267), (10887, 35787), (11929, 32661), (13509, 28841), (15089, 25821)]