28777115

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 37033200

約数和(自身を除く): 8256085

約数列:

[1, 5, 19, 95, 107, 149, 361, 535, 745, 1805, 2033, 2831, 10165, 14155, 15943, 38627, 53789, 79715, 193135, 268945, 302917, 1514585, 5755423, 28777115]

約数ペア:

[(1, 28777115), (5, 5755423), (19, 1514585), (95, 302917), (107, 268945), (149, 193135), (361, 79715), (535, 53789), (745, 38627), (1805, 15943), (2033, 14155), (2831, 10165)]