251019483

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4271}}^1$

素因数の和:4435

約数の個数: 32

約数和(自身を含む): 396168192

約数和(自身を除く): 145148709

約数列:

[1, 3, 11, 13, 33, 39, 137, 143, 411, 429, 1507, 1781, 4271, 4521, 5343, 12813, 19591, 46981, 55523, 58773, 140943, 166569, 585127, 610753, 1755381, 1832259, 6436397, 7606651, 19309191, 22819953, 83673161, 251019483]

約数ペア:

[(1, 251019483), (3, 83673161), (11, 22819953), (13, 19309191), (33, 7606651), (39, 6436397), (137, 1832259), (143, 1755381), (411, 610753), (429, 585127), (1507, 166569), (1781, 140943), (4271, 58773), (4521, 55523), (5343, 46981), (12813, 19591)]