201717217

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 227915520

約数和(自身を除く): 26198303

約数列:

[1, 13, 31, 139, 169, 277, 403, 1807, 3601, 4309, 5239, 8587, 23491, 38503, 46813, 56017, 111631, 500539, 728221, 1193593, 1451203, 6507007, 15516709, 201717217]

約数ペア:

[(1, 201717217), (13, 15516709), (31, 6507007), (139, 1451203), (169, 1193593), (277, 728221), (403, 500539), (1807, 111631), (3601, 56017), (4309, 46813), (5239, 38503), (8587, 23491)]