81373896

素因数分解:

$2^3\times 3^7\times {\mathrm{4651}}^1$

素因数の和:4678

約数の個数: 64

約数和(自身を含む): 228878400

約数和(自身を除く): 147504504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2187, 2916, 4374, 4651, 5832, 8748, 9302, 13953, 17496, 18604, 27906, 37208, 41859, 55812, 83718, 111624, 125577, 167436, 251154, 334872, 376731, 502308, 753462, 1004616, 1130193, 1506924, 2260386, 3013848, 3390579, 4520772, 6781158, 9041544, 10171737, 13562316, 20343474, 27124632, 40686948, 81373896]

約数ペア:

[(1, 81373896), (2, 40686948), (3, 27124632), (4, 20343474), (6, 13562316), (8, 10171737), (9, 9041544), (12, 6781158), (18, 4520772), (24, 3390579), (27, 3013848), (36, 2260386), (54, 1506924), (72, 1130193), (81, 1004616), (108, 753462), (162, 502308), (216, 376731), (243, 334872), (324, 251154), (486, 167436), (648, 125577), (729, 111624), (972, 83718), (1458, 55812), (1944, 41859), (2187, 37208), (2916, 27906), (4374, 18604), (4651, 17496), (5832, 13953), (8748, 9302)]