81774476

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2953}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 174687744

約数和(自身を除く): 92913268

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 989, 1204, 1978, 2953, 3956, 5906, 6923, 11812, 13846, 20671, 27692, 41342, 67919, 82684, 126979, 135838, 253958, 271676, 475433, 507916, 888853, 950866, 1777706, 1901732, 2920517, 3555412, 5841034, 11682068, 20443619, 40887238, 81774476]

約数ペア:

[(1, 81774476), (2, 40887238), (4, 20443619), (7, 11682068), (14, 5841034), (23, 3555412), (28, 2920517), (43, 1901732), (46, 1777706), (86, 950866), (92, 888853), (161, 507916), (172, 475433), (301, 271676), (322, 253958), (602, 135838), (644, 126979), (989, 82684), (1204, 67919), (1978, 41342), (2953, 27692), (3956, 20671), (5906, 13846), (6923, 11812)]