861569384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487313}}^1$

素因数の和:487349

約数の個数: 32

約数和(自身を含む): 1842046920

約数和(自身を除く): 980477536

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 487313, 974626, 1949252, 3898504, 6335069, 8284321, 12670138, 16568642, 25340276, 33137284, 50680552, 66274568, 107696173, 215392346, 430784692, 861569384]

約数ペア:

[(1, 861569384), (2, 430784692), (4, 215392346), (8, 107696173), (13, 66274568), (17, 50680552), (26, 33137284), (34, 25340276), (52, 16568642), (68, 12670138), (104, 8284321), (136, 6335069), (221, 3898504), (442, 1949252), (884, 974626), (1768, 487313)]