72106713

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 126468480

約数和(自身を除く): 54361767

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 397, 651, 837, 961, 1191, 1953, 2779, 2883, 3573, 5859, 6727, 8337, 8649, 10719, 12307, 20181, 25011, 25947, 36921, 60543, 75033, 86149, 110763, 181629, 258447, 332289, 381517, 775341, 1144551, 2326023, 2670619, 3433653, 8011857, 10300959, 24035571, 72106713]

約数ペア:

[(1, 72106713), (3, 24035571), (7, 10300959), (9, 8011857), (21, 3433653), (27, 2670619), (31, 2326023), (63, 1144551), (93, 775341), (189, 381517), (217, 332289), (279, 258447), (397, 181629), (651, 110763), (837, 86149), (961, 75033), (1191, 60543), (1953, 36921), (2779, 25947), (2883, 25011), (3573, 20181), (5859, 12307), (6727, 10719), (8337, 8649)]