31252154

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 20587846

約数列:

[1, 2, 17, 31, 34, 62, 149, 199, 298, 398, 527, 1054, 2533, 3383, 4619, 5066, 6169, 6766, 9238, 12338, 29651, 59302, 78523, 104873, 157046, 209746, 504067, 919181, 1008134, 1838362, 15626077, 31252154]

約数ペア:

[(1, 31252154), (2, 15626077), (17, 1838362), (31, 1008134), (34, 919181), (62, 504067), (149, 209746), (199, 157046), (298, 104873), (398, 78523), (527, 59302), (1054, 29651), (2533, 12338), (3383, 9238), (4619, 6766), (5066, 6169)]