31402826

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^2$

素因数の和:343

約数の個数: 36

約数和(自身を含む): 59387958

約数和(自身を除く): 27985132

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 157, 182, 314, 637, 1099, 1274, 2041, 2198, 4082, 7693, 14287, 15386, 24649, 28574, 49298, 100009, 172543, 200018, 320437, 345086, 640874, 1207801, 2243059, 2415602, 4486118, 15701413, 31402826]

約数ペア:

[(1, 31402826), (2, 15701413), (7, 4486118), (13, 2415602), (14, 2243059), (26, 1207801), (49, 640874), (91, 345086), (98, 320437), (157, 200018), (182, 172543), (314, 100009), (637, 49298), (1099, 28574), (1274, 24649), (2041, 15386), (2198, 14287), (4082, 7693)]