328505853

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 510935040

約数和(自身を除く): 182429187

約数列:

[1, 3, 13, 31, 39, 43, 71, 89, 93, 129, 213, 267, 403, 559, 923, 1157, 1209, 1333, 1677, 2201, 2759, 2769, 3053, 3471, 3827, 3999, 6319, 6603, 8277, 9159, 11481, 17329, 18957, 28613, 35867, 39689, 49751, 51987, 82147, 85839, 94643, 107601, 118637, 119067, 149253, 195889, 246441, 271717, 283929, 355911, 587667, 815151, 1230359, 1542281, 2546557, 3532321, 3691077, 4626843, 7639671, 8423227, 10596963, 25269681, 109501951, 328505853]

約数ペア:

[(1, 328505853), (3, 109501951), (13, 25269681), (31, 10596963), (39, 8423227), (43, 7639671), (71, 4626843), (89, 3691077), (93, 3532321), (129, 2546557), (213, 1542281), (267, 1230359), (403, 815151), (559, 587667), (923, 355911), (1157, 283929), (1209, 271717), (1333, 246441), (1677, 195889), (2201, 149253), (2759, 119067), (2769, 118637), (3053, 107601), (3471, 94643), (3827, 85839), (3999, 82147), (6319, 51987), (6603, 49751), (8277, 39689), (9159, 35867), (11481, 28613), (17329, 18957)]