12810175

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 18427392

約数和(自身を除く): 5617217

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1031, 1775, 2485, 5155, 7217, 12425, 25775, 36085, 73201, 180425, 366005, 512407, 1830025, 2562035, 12810175]

約数ペア:

[(1, 12810175), (5, 2562035), (7, 1830025), (25, 512407), (35, 366005), (71, 180425), (175, 73201), (355, 36085), (497, 25775), (1031, 12425), (1775, 7217), (2485, 5155)]