39976209

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 76352640

約数和(自身を除く): 36376431

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 247, 273, 367, 399, 441, 637, 741, 819, 931, 1101, 1197, 1729, 1911, 2223, 2569, 2793, 3303, 4771, 5187, 5733, 6973, 7707, 8379, 12103, 14313, 15561, 17983, 20919, 23121, 33397, 36309, 42939, 48811, 53949, 62757, 90649, 100191, 108927, 146433, 161847, 233779, 271947, 300573, 341677, 439299, 634543, 701337, 815841, 1025031, 1903629, 2104011, 3075093, 4441801, 5710887, 13325403, 39976209]

約数ペア:

[(1, 39976209), (3, 13325403), (7, 5710887), (9, 4441801), (13, 3075093), (19, 2104011), (21, 1903629), (39, 1025031), (49, 815841), (57, 701337), (63, 634543), (91, 439299), (117, 341677), (133, 300573), (147, 271947), (171, 233779), (247, 161847), (273, 146433), (367, 108927), (399, 100191), (441, 90649), (637, 62757), (741, 53949), (819, 48811), (931, 42939), (1101, 36309), (1197, 33397), (1729, 23121), (1911, 20919), (2223, 17983), (2569, 15561), (2793, 14313), (3303, 12103), (4771, 8379), (5187, 7707), (5733, 6973)]