2053107

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 3773952

約数和(自身を除く): 1720845

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 71, 81, 119, 153, 189, 213, 243, 357, 459, 497, 567, 639, 1071, 1207, 1377, 1491, 1701, 1917, 3213, 3621, 4131, 4473, 5751, 8449, 9639, 10863, 13419, 17253, 25347, 28917, 32589, 40257, 76041, 97767, 120771, 228123, 293301, 684369, 2053107]

約数ペア:

[(1, 2053107), (3, 684369), (7, 293301), (9, 228123), (17, 120771), (21, 97767), (27, 76041), (51, 40257), (63, 32589), (71, 28917), (81, 25347), (119, 17253), (153, 13419), (189, 10863), (213, 9639), (243, 8449), (357, 5751), (459, 4473), (497, 4131), (567, 3621), (639, 3213), (1071, 1917), (1207, 1701), (1377, 1491)]