123397128

素因数分解:

$2^3\times 3^3\times {\mathrm{397}}^1\times {\mathrm{1439}}^1$

素因数の和:1851

約数の個数: 64

約数和(自身を含む): 343872000

約数和(自身を除く): 220474872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 397, 794, 1191, 1439, 1588, 2382, 2878, 3176, 3573, 4317, 4764, 5756, 7146, 8634, 9528, 10719, 11512, 12951, 14292, 17268, 21438, 25902, 28584, 34536, 38853, 42876, 51804, 77706, 85752, 103608, 155412, 310824, 571283, 1142566, 1713849, 2285132, 3427698, 4570264, 5141547, 6855396, 10283094, 13710792, 15424641, 20566188, 30849282, 41132376, 61698564, 123397128]

約数ペア:

[(1, 123397128), (2, 61698564), (3, 41132376), (4, 30849282), (6, 20566188), (8, 15424641), (9, 13710792), (12, 10283094), (18, 6855396), (24, 5141547), (27, 4570264), (36, 3427698), (54, 2285132), (72, 1713849), (108, 1142566), (216, 571283), (397, 310824), (794, 155412), (1191, 103608), (1439, 85752), (1588, 77706), (2382, 51804), (2878, 42876), (3176, 38853), (3573, 34536), (4317, 28584), (4764, 25902), (5756, 21438), (7146, 17268), (8634, 14292), (9528, 12951), (10719, 11512)]