138475233

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 225831424

約数和(自身を除く): 87356191

約数列:

[1, 3, 9, 13, 31, 39, 73, 93, 117, 219, 279, 403, 523, 657, 949, 1209, 1569, 2263, 2847, 3627, 4707, 6789, 6799, 8541, 16213, 20367, 20397, 29419, 38179, 48639, 61191, 88257, 114537, 145917, 210769, 264771, 343611, 496327, 632307, 1183549, 1488981, 1896921, 3550647, 4466943, 10651941, 15386137, 46158411, 138475233]

約数ペア:

[(1, 138475233), (3, 46158411), (9, 15386137), (13, 10651941), (31, 4466943), (39, 3550647), (73, 1896921), (93, 1488981), (117, 1183549), (219, 632307), (279, 496327), (403, 343611), (523, 264771), (657, 210769), (949, 145917), (1209, 114537), (1569, 88257), (2263, 61191), (2847, 48639), (3627, 38179), (4707, 29419), (6789, 20397), (6799, 20367), (8541, 16213)]