215569116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1931}}^1$

素因数の和:2391

約数の個数: 72

約数和(自身を含む): 624484224

約数和(自身を除く): 408915108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 443, 886, 1329, 1772, 1931, 2658, 3101, 3862, 3987, 5316, 5793, 6202, 7724, 7974, 9303, 11586, 12404, 13517, 15948, 17379, 18606, 23172, 27034, 27909, 34758, 37212, 40551, 54068, 55818, 69516, 81102, 111636, 121653, 162204, 243306, 486612, 855433, 1710866, 2566299, 3421732, 5132598, 5988031, 7698897, 10265196, 11976062, 15397794, 17964093, 23952124, 30795588, 35928186, 53892279, 71856372, 107784558, 215569116]

約数ペア:

[(1, 215569116), (2, 107784558), (3, 71856372), (4, 53892279), (6, 35928186), (7, 30795588), (9, 23952124), (12, 17964093), (14, 15397794), (18, 11976062), (21, 10265196), (28, 7698897), (36, 5988031), (42, 5132598), (63, 3421732), (84, 2566299), (126, 1710866), (252, 855433), (443, 486612), (886, 243306), (1329, 162204), (1772, 121653), (1931, 111636), (2658, 81102), (3101, 69516), (3862, 55818), (3987, 54068), (5316, 40551), (5793, 37212), (6202, 34758), (7724, 27909), (7974, 27034), (9303, 23172), (11586, 18606), (12404, 17379), (13517, 15948)]