30728529

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 52590720

約数和(自身を除く): 21862191

約数列:

[1, 3, 9, 13, 19, 23, 39, 57, 69, 117, 171, 207, 247, 299, 437, 601, 741, 897, 1311, 1803, 2223, 2691, 3933, 5409, 5681, 7813, 11419, 13823, 17043, 23439, 34257, 41469, 51129, 70317, 102771, 124407, 148447, 179699, 262637, 445341, 539097, 787911, 1336023, 1617291, 2363733, 3414281, 10242843, 30728529]

約数ペア:

[(1, 30728529), (3, 10242843), (9, 3414281), (13, 2363733), (19, 1617291), (23, 1336023), (39, 787911), (57, 539097), (69, 445341), (117, 262637), (171, 179699), (207, 148447), (247, 124407), (299, 102771), (437, 70317), (601, 51129), (741, 41469), (897, 34257), (1311, 23439), (1803, 17043), (2223, 13823), (2691, 11419), (3933, 7813), (5409, 5681)]