247817135

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 314088192

約数和(自身を除く): 66271057

約数列:

[1, 5, 47, 53, 101, 197, 235, 265, 505, 985, 2491, 4747, 5353, 9259, 10441, 12455, 19897, 23735, 26765, 46295, 52205, 99485, 251591, 490727, 935159, 1054541, 1257955, 2453635, 4675795, 5272705, 49563427, 247817135]

約数ペア:

[(1, 247817135), (5, 49563427), (47, 5272705), (53, 4675795), (101, 2453635), (197, 1257955), (235, 1054541), (265, 935159), (505, 490727), (985, 251591), (2491, 99485), (4747, 52205), (5353, 46295), (9259, 26765), (10441, 23735), (12455, 19897)]