221709384

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{236869}}^1$

素因数の和:236894

約数の個数: 48

約数和(自身を含む): 646655100

約数和(自身を除く): 424945716

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 236869, 473738, 710607, 947476, 1421214, 1894952, 2131821, 2842428, 3079297, 4263642, 5684856, 6158594, 8527284, 9237891, 12317188, 17054568, 18475782, 24634376, 27713673, 36951564, 55427346, 73903128, 110854692, 221709384]

約数ペア:

[(1, 221709384), (2, 110854692), (3, 73903128), (4, 55427346), (6, 36951564), (8, 27713673), (9, 24634376), (12, 18475782), (13, 17054568), (18, 12317188), (24, 9237891), (26, 8527284), (36, 6158594), (39, 5684856), (52, 4263642), (72, 3079297), (78, 2842428), (104, 2131821), (117, 1894952), (156, 1421214), (234, 947476), (312, 710607), (468, 473738), (936, 236869)]