1229695

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 24

約数和(自身を含む): 1679904

約数和(自身を除く): 450209

約数列:

[1, 5, 17, 23, 37, 85, 115, 185, 289, 391, 629, 851, 1445, 1955, 3145, 4255, 6647, 10693, 14467, 33235, 53465, 72335, 245939, 1229695]

約数ペア:

[(1, 1229695), (5, 245939), (17, 72335), (23, 53465), (37, 33235), (85, 14467), (115, 10693), (185, 6647), (289, 4255), (391, 3145), (629, 1955), (851, 1445)]