2190175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 3062304

約数和(自身を除く): 872129

約数列:

[1, 5, 13, 23, 25, 65, 115, 293, 299, 325, 575, 1465, 1495, 3809, 6739, 7325, 7475, 19045, 33695, 87607, 95225, 168475, 438035, 2190175]

約数ペア:

[(1, 2190175), (5, 438035), (13, 168475), (23, 95225), (25, 87607), (65, 33695), (115, 19045), (293, 7475), (299, 7325), (325, 6739), (575, 3809), (1465, 1495)]