2931453

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 5324800

約数和(自身を除く): 2393347

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 79, 93, 133, 171, 217, 237, 279, 399, 553, 589, 651, 711, 1197, 1501, 1659, 1767, 1953, 2449, 4123, 4503, 4977, 5301, 7347, 10507, 12369, 13509, 17143, 22041, 31521, 37107, 46531, 51429, 94563, 139593, 154287, 325717, 418779, 977151, 2931453]

約数ペア:

[(1, 2931453), (3, 977151), (7, 418779), (9, 325717), (19, 154287), (21, 139593), (31, 94563), (57, 51429), (63, 46531), (79, 37107), (93, 31521), (133, 22041), (171, 17143), (217, 13509), (237, 12369), (279, 10507), (399, 7347), (553, 5301), (589, 4977), (651, 4503), (711, 4123), (1197, 2449), (1501, 1953), (1659, 1767)]