4952015

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 6631200

約数和(自身を除く): 1679185

約数列:

[1, 5, 17, 23, 85, 115, 149, 289, 391, 745, 1445, 1955, 2533, 3427, 6647, 12665, 17135, 33235, 43061, 58259, 215305, 291295, 990403, 4952015]

約数ペア:

[(1, 4952015), (5, 990403), (17, 291295), (23, 215305), (85, 58259), (115, 43061), (149, 33235), (289, 17135), (391, 12665), (745, 6647), (1445, 3427), (1955, 2533)]