31461573

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 50944320

約数和(自身を除く): 19482747

約数列:

[1, 3, 11, 13, 33, 39, 59, 113, 121, 143, 177, 339, 363, 429, 649, 767, 1243, 1469, 1573, 1947, 2301, 3729, 4407, 4719, 6667, 7139, 8437, 13673, 16159, 20001, 21417, 25311, 41019, 48477, 73337, 86671, 92807, 177749, 220011, 260013, 278421, 533247, 806707, 953381, 2420121, 2860143, 10487191, 31461573]

約数ペア:

[(1, 31461573), (3, 10487191), (11, 2860143), (13, 2420121), (33, 953381), (39, 806707), (59, 533247), (113, 278421), (121, 260013), (143, 220011), (177, 177749), (339, 92807), (363, 86671), (429, 73337), (649, 48477), (767, 41019), (1243, 25311), (1469, 21417), (1573, 20001), (1947, 16159), (2301, 13673), (3729, 8437), (4407, 7139), (4719, 6667)]