28962736

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 63377640

約数和(自身を除く): 34414904

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 89, 172, 176, 178, 344, 356, 473, 688, 712, 946, 979, 1424, 1849, 1892, 1958, 3698, 3784, 3827, 3916, 7396, 7568, 7654, 7832, 14792, 15308, 15664, 20339, 29584, 30616, 40678, 42097, 61232, 81356, 84194, 162712, 164561, 168388, 325424, 329122, 336776, 658244, 673552, 1316488, 1810171, 2632976, 3620342, 7240684, 14481368, 28962736]

約数ペア:

[(1, 28962736), (2, 14481368), (4, 7240684), (8, 3620342), (11, 2632976), (16, 1810171), (22, 1316488), (43, 673552), (44, 658244), (86, 336776), (88, 329122), (89, 325424), (172, 168388), (176, 164561), (178, 162712), (344, 84194), (356, 81356), (473, 61232), (688, 42097), (712, 40678), (946, 30616), (979, 29584), (1424, 20339), (1849, 15664), (1892, 15308), (1958, 14792), (3698, 7832), (3784, 7654), (3827, 7568), (3916, 7396)]