817113141

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{537221}}^1$

素因数の和:537253

約数の個数: 18

約数和(自身を含む): 1278051138

約数和(自身を除く): 460937997

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 537221, 1611663, 4834989, 6983873, 20951619, 62854857, 90790349, 272371047, 817113141]

約数ペア:

[(1, 817113141), (3, 272371047), (9, 90790349), (13, 62854857), (39, 20951619), (117, 6983873), (169, 4834989), (507, 1611663), (1521, 537221)]