28740474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 73651200

約数和(自身を除く): 44910726

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 139, 189, 278, 378, 417, 547, 834, 973, 1094, 1251, 1641, 1946, 2502, 2919, 3282, 3753, 3829, 4923, 5838, 7506, 7658, 8757, 9846, 11487, 14769, 17514, 22974, 26271, 29538, 34461, 52542, 68922, 76033, 103383, 152066, 206766, 228099, 456198, 532231, 684297, 1064462, 1368594, 1596693, 2052891, 3193386, 4105782, 4790079, 9580158, 14370237, 28740474]

約数ペア:

[(1, 28740474), (2, 14370237), (3, 9580158), (6, 4790079), (7, 4105782), (9, 3193386), (14, 2052891), (18, 1596693), (21, 1368594), (27, 1064462), (42, 684297), (54, 532231), (63, 456198), (126, 228099), (139, 206766), (189, 152066), (278, 103383), (378, 76033), (417, 68922), (547, 52542), (834, 34461), (973, 29538), (1094, 26271), (1251, 22974), (1641, 17514), (1946, 14769), (2502, 11487), (2919, 9846), (3282, 8757), (3753, 7658), (3829, 7506), (4923, 5838)]