15573033

素因数分解:

$3^3\times 7^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 27360000

約数和(自身を除く): 11786967

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 79, 147, 149, 189, 237, 441, 447, 553, 711, 1043, 1323, 1341, 1659, 2133, 3129, 3871, 4023, 4977, 7301, 9387, 11613, 11771, 14931, 21903, 28161, 34839, 35313, 65709, 82397, 104517, 105939, 197127, 247191, 317817, 576779, 741573, 1730337, 2224719, 5191011, 15573033]

約数ペア:

[(1, 15573033), (3, 5191011), (7, 2224719), (9, 1730337), (21, 741573), (27, 576779), (49, 317817), (63, 247191), (79, 197127), (147, 105939), (149, 104517), (189, 82397), (237, 65709), (441, 35313), (447, 34839), (553, 28161), (711, 21903), (1043, 14931), (1323, 11771), (1341, 11613), (1659, 9387), (2133, 7301), (3129, 4977), (3871, 4023)]