55399365

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{443}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 110268288

約数和(自身を除く): 54868923

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 397, 443, 1191, 1329, 1985, 2215, 2779, 3101, 3573, 3987, 5955, 6645, 8337, 9303, 13895, 15505, 17865, 19935, 25011, 27909, 41685, 46515, 125055, 139545, 175871, 527613, 879355, 1231097, 1582839, 2638065, 3693291, 6155485, 7914195, 11079873, 18466455, 55399365]

約数ペア:

[(1, 55399365), (3, 18466455), (5, 11079873), (7, 7914195), (9, 6155485), (15, 3693291), (21, 2638065), (35, 1582839), (45, 1231097), (63, 879355), (105, 527613), (315, 175871), (397, 139545), (443, 125055), (1191, 46515), (1329, 41685), (1985, 27909), (2215, 25011), (2779, 19935), (3101, 17865), (3573, 15505), (3987, 13895), (5955, 9303), (6645, 8337)]