81745848

素因数分解:

$2^3\times 3^4\times {\mathrm{126151}}^1$

素因数の和:126169

約数の個数: 40

約数和(自身を含む): 228965880

約数和(自身を除く): 147220032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 126151, 252302, 378453, 504604, 756906, 1009208, 1135359, 1513812, 2270718, 3027624, 3406077, 4541436, 6812154, 9082872, 10218231, 13624308, 20436462, 27248616, 40872924, 81745848]

約数ペア:

[(1, 81745848), (2, 40872924), (3, 27248616), (4, 20436462), (6, 13624308), (8, 10218231), (9, 9082872), (12, 6812154), (18, 4541436), (24, 3406077), (27, 3027624), (36, 2270718), (54, 1513812), (72, 1135359), (81, 1009208), (108, 756906), (162, 504604), (216, 378453), (324, 252302), (648, 126151)]