210315427

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 266112000

約数和(自身を除く): 55796573

約数列:

[1, 7, 19, 23, 133, 161, 197, 349, 437, 1379, 2443, 3059, 3743, 4531, 6631, 8027, 26201, 31717, 46417, 56189, 68753, 86089, 152513, 481271, 602623, 1067591, 1306307, 1581319, 9144149, 11069233, 30045061, 210315427]

約数ペア:

[(1, 210315427), (7, 30045061), (19, 11069233), (23, 9144149), (133, 1581319), (161, 1306307), (197, 1067591), (349, 602623), (437, 481271), (1379, 152513), (2443, 86089), (3059, 68753), (3743, 56189), (4531, 46417), (6631, 31717), (8027, 26201)]