39430791

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:212

約数の個数: 36

約数和(自身を含む): 60723936

約数和(自身を除く): 21293145

約数列:

[1, 3, 9, 31, 47, 93, 97, 141, 279, 291, 423, 873, 961, 1457, 2883, 3007, 4371, 4559, 8649, 9021, 13113, 13677, 27063, 41031, 45167, 93217, 135501, 141329, 279651, 406503, 423987, 838953, 1271961, 4381199, 13143597, 39430791]

約数ペア:

[(1, 39430791), (3, 13143597), (9, 4381199), (31, 1271961), (47, 838953), (93, 423987), (97, 406503), (141, 279651), (279, 141329), (291, 135501), (423, 93217), (873, 45167), (961, 41031), (1457, 27063), (2883, 13677), (3007, 13113), (4371, 9021), (4559, 8649)]