239315511

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 369515520

約数和(自身を除く): 130200009

約数列:

[1, 3, 17, 29, 43, 51, 53, 71, 87, 129, 159, 213, 493, 731, 901, 1207, 1247, 1479, 1537, 2059, 2193, 2279, 2703, 3053, 3621, 3741, 3763, 4611, 6177, 6837, 9159, 11289, 21199, 26129, 35003, 38743, 51901, 63597, 63971, 66091, 78387, 88537, 105009, 109127, 116229, 155703, 161809, 191913, 198273, 265611, 327381, 485427, 1123547, 1505129, 1855159, 2750753, 3370641, 4515387, 4692461, 5565477, 8252259, 14077383, 79771837, 239315511]

約数ペア:

[(1, 239315511), (3, 79771837), (17, 14077383), (29, 8252259), (43, 5565477), (51, 4692461), (53, 4515387), (71, 3370641), (87, 2750753), (129, 1855159), (159, 1505129), (213, 1123547), (493, 485427), (731, 327381), (901, 265611), (1207, 198273), (1247, 191913), (1479, 161809), (1537, 155703), (2059, 116229), (2193, 109127), (2279, 105009), (2703, 88537), (3053, 78387), (3621, 66091), (3741, 63971), (3763, 63597), (4611, 51901), (6177, 38743), (6837, 35003), (9159, 26129), (11289, 21199)]