201223281

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4463}}^1$

素因数の和:4605

約数の個数: 32

約数和(自身を含む): 325693440

約数和(自身を除く): 124470159

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 2147, 2373, 4463, 6441, 13389, 15029, 31241, 45087, 84797, 93723, 254391, 504319, 593579, 1512957, 1780737, 3530233, 9582061, 10590699, 28746183, 67074427, 201223281]

約数ペア:

[(1, 201223281), (3, 67074427), (7, 28746183), (19, 10590699), (21, 9582061), (57, 3530233), (113, 1780737), (133, 1512957), (339, 593579), (399, 504319), (791, 254391), (2147, 93723), (2373, 84797), (4463, 45087), (6441, 31241), (13389, 15029)]