51635955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 96920064

約数和(自身を除く): 45284109

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 163, 245, 431, 489, 735, 815, 1141, 1293, 2155, 2445, 3017, 3423, 5705, 6465, 7987, 9051, 15085, 17115, 21119, 23961, 39935, 45255, 63357, 70253, 105595, 119805, 210759, 316785, 351265, 491771, 1053795, 1475313, 2458855, 3442397, 7376565, 10327191, 17211985, 51635955]

約数ペア:

[(1, 51635955), (3, 17211985), (5, 10327191), (7, 7376565), (15, 3442397), (21, 2458855), (35, 1475313), (49, 1053795), (105, 491771), (147, 351265), (163, 316785), (245, 210759), (431, 119805), (489, 105595), (735, 70253), (815, 63357), (1141, 45255), (1293, 39935), (2155, 23961), (2445, 21119), (3017, 17115), (3423, 15085), (5705, 9051), (6465, 7987)]