219968172

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{15391}}^1$

素因数の和:15798

約数の個数: 36

約数和(自身を含む): 557467456

約数和(自身を除く): 337499284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1588, 2382, 3573, 4764, 7146, 14292, 15391, 30782, 46173, 61564, 92346, 138519, 184692, 277038, 554076, 6110227, 12220454, 18330681, 24440908, 36661362, 54992043, 73322724, 109984086, 219968172]

約数ペア:

[(1, 219968172), (2, 109984086), (3, 73322724), (4, 54992043), (6, 36661362), (9, 24440908), (12, 18330681), (18, 12220454), (36, 6110227), (397, 554076), (794, 277038), (1191, 184692), (1588, 138519), (2382, 92346), (3573, 61564), (4764, 46173), (7146, 30782), (14292, 15391)]