187865223

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5023}}^1$

素因数の和:5183

約数の個数: 32

約数和(自身を含む): 310603776

約数和(自身を除く): 122738553

約数列:

[1, 3, 7, 13, 21, 39, 91, 137, 273, 411, 959, 1781, 2877, 5023, 5343, 12467, 15069, 35161, 37401, 65299, 105483, 195897, 457093, 688151, 1371279, 2064453, 4817057, 8945963, 14451171, 26837889, 62621741, 187865223]

約数ペア:

[(1, 187865223), (3, 62621741), (7, 26837889), (13, 14451171), (21, 8945963), (39, 4817057), (91, 2064453), (137, 1371279), (273, 688151), (411, 457093), (959, 195897), (1781, 105483), (2877, 65299), (5023, 37401), (5343, 35161), (12467, 15069)]