28779604

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 61931520

約数和(自身を除く): 33151916

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1151, 1316, 1786, 2302, 3572, 4604, 6251, 8057, 12502, 16114, 21869, 25004, 32228, 43738, 54097, 87476, 108194, 153083, 216388, 306166, 378679, 612332, 757358, 1027843, 1514716, 2055686, 4111372, 7194901, 14389802, 28779604]

約数ペア:

[(1, 28779604), (2, 14389802), (4, 7194901), (7, 4111372), (14, 2055686), (19, 1514716), (28, 1027843), (38, 757358), (47, 612332), (76, 378679), (94, 306166), (133, 216388), (188, 153083), (266, 108194), (329, 87476), (532, 54097), (658, 43738), (893, 32228), (1151, 25004), (1316, 21869), (1786, 16114), (2302, 12502), (3572, 8057), (4604, 6251)]