1248138385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18517}}^1$

素因数の和:18613

約数の個数: 32

約数和(自身を含む): 1735951392

約数和(自身を除く): 487813007

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1105, 3965, 5185, 13481, 18517, 67405, 92585, 240721, 314789, 1129537, 1203605, 1573945, 4092257, 5647685, 14683981, 19202129, 20461285, 73419905, 96010645, 249627677, 1248138385]

約数ペア:

[(1, 1248138385), (5, 249627677), (13, 96010645), (17, 73419905), (61, 20461285), (65, 19202129), (85, 14683981), (221, 5647685), (305, 4092257), (793, 1573945), (1037, 1203605), (1105, 1129537), (3965, 314789), (5185, 240721), (13481, 92585), (18517, 67405)]