91788172

素因数分解:

$2^2\times 7^3\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 189000000

約数和(自身を除く): 97211828

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 343, 449, 596, 686, 898, 1043, 1372, 1796, 2086, 3143, 4172, 6286, 7301, 12572, 14602, 22001, 29204, 44002, 51107, 66901, 88004, 102214, 133802, 154007, 204428, 267604, 308014, 468307, 616028, 936614, 1873228, 3278149, 6556298, 13112596, 22947043, 45894086, 91788172]

約数ペア:

[(1, 91788172), (2, 45894086), (4, 22947043), (7, 13112596), (14, 6556298), (28, 3278149), (49, 1873228), (98, 936614), (149, 616028), (196, 468307), (298, 308014), (343, 267604), (449, 204428), (596, 154007), (686, 133802), (898, 102214), (1043, 88004), (1372, 66901), (1796, 51107), (2086, 44002), (3143, 29204), (4172, 22001), (6286, 14602), (7301, 12572)]