28774515

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3559}}^1$

素因数の和:3592

約数の個数: 48

約数和(自身を含む): 58440960

約数和(自身を除く): 29666445

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 3559, 8085, 10677, 17795, 24913, 39149, 53385, 74739, 117447, 124565, 174391, 195745, 274043, 373695, 523173, 587235, 822129, 871955, 1370215, 1918301, 2615865, 4110645, 5754903, 9591505, 28774515]

約数ペア:

[(1, 28774515), (3, 9591505), (5, 5754903), (7, 4110645), (11, 2615865), (15, 1918301), (21, 1370215), (33, 871955), (35, 822129), (49, 587235), (55, 523173), (77, 373695), (105, 274043), (147, 195745), (165, 174391), (231, 124565), (245, 117447), (385, 74739), (539, 53385), (735, 39149), (1155, 24913), (1617, 17795), (2695, 10677), (3559, 8085)]