42212979

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2131}}^1$

素因数の和:2239

約数の個数: 24

約数和(自身を含む): 63857664

約数和(自身を除く): 21644685

約数列:

[1, 3, 9, 31, 71, 93, 213, 279, 639, 2131, 2201, 6393, 6603, 19179, 19809, 66061, 151301, 198183, 453903, 594549, 1361709, 4690331, 14070993, 42212979]

約数ペア:

[(1, 42212979), (3, 14070993), (9, 4690331), (31, 1361709), (71, 594549), (93, 453903), (213, 198183), (279, 151301), (639, 66061), (2131, 19809), (2201, 19179), (6393, 6603)]