172898594

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 310007040

約数和(自身を除く): 137108446

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 121, 209, 242, 341, 418, 589, 682, 1178, 1213, 2299, 2426, 3751, 4598, 6479, 7502, 12958, 13343, 23047, 26686, 37603, 46094, 71269, 75206, 142538, 146773, 253517, 293546, 413633, 507034, 714457, 827266, 1428914, 2788687, 4549963, 5577374, 7859027, 9099926, 15718054, 86449297, 172898594]

約数ペア:

[(1, 172898594), (2, 86449297), (11, 15718054), (19, 9099926), (22, 7859027), (31, 5577374), (38, 4549963), (62, 2788687), (121, 1428914), (209, 827266), (242, 714457), (341, 507034), (418, 413633), (589, 293546), (682, 253517), (1178, 146773), (1213, 142538), (2299, 75206), (2426, 71269), (3751, 46094), (4598, 37603), (6479, 26686), (7502, 23047), (12958, 13343)]