28858470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 71801856

約数和(自身を除く): 42943386

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 97, 141, 194, 211, 235, 282, 291, 422, 470, 485, 582, 633, 705, 970, 1055, 1266, 1410, 1455, 2110, 2910, 3165, 4559, 6330, 9118, 9917, 13677, 19834, 20467, 22795, 27354, 29751, 40934, 45590, 49585, 59502, 61401, 68385, 99170, 102335, 122802, 136770, 148755, 204670, 297510, 307005, 614010, 961949, 1923898, 2885847, 4809745, 5771694, 9619490, 14429235, 28858470]

約数ペア:

[(1, 28858470), (2, 14429235), (3, 9619490), (5, 5771694), (6, 4809745), (10, 2885847), (15, 1923898), (30, 961949), (47, 614010), (94, 307005), (97, 297510), (141, 204670), (194, 148755), (211, 136770), (235, 122802), (282, 102335), (291, 99170), (422, 68385), (470, 61401), (485, 59502), (582, 49585), (633, 45590), (705, 40934), (970, 29751), (1055, 27354), (1266, 22795), (1410, 20467), (1455, 19834), (2110, 13677), (2910, 9917), (3165, 9118), (4559, 6330)]