83421075

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{25867}}^1$

素因数の和:25923

約数の個数: 24

約数和(自身を含む): 141135808

約数和(自身を除く): 57714733

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 25867, 77601, 129335, 388005, 646675, 1112281, 1940025, 3336843, 5561405, 16684215, 27807025, 83421075]

約数ペア:

[(1, 83421075), (3, 27807025), (5, 16684215), (15, 5561405), (25, 3336843), (43, 1940025), (75, 1112281), (129, 646675), (215, 388005), (645, 129335), (1075, 77601), (3225, 25867)]