161283318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2141

約数の個数: 64

約数和(自身を含む): 393984000

約数和(自身を除く): 232700682

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 113, 119, 226, 238, 339, 357, 678, 714, 791, 1582, 1921, 1999, 2373, 3842, 3998, 4746, 5763, 5997, 11526, 11994, 13447, 13993, 26894, 27986, 33983, 40341, 41979, 67966, 80682, 83958, 101949, 203898, 225887, 237881, 451774, 475762, 677661, 713643, 1355322, 1427286, 1581209, 3162418, 3840079, 4743627, 7680158, 9487254, 11520237, 23040474, 26880553, 53761106, 80641659, 161283318]

約数ペア:

[(1, 161283318), (2, 80641659), (3, 53761106), (6, 26880553), (7, 23040474), (14, 11520237), (17, 9487254), (21, 7680158), (34, 4743627), (42, 3840079), (51, 3162418), (102, 1581209), (113, 1427286), (119, 1355322), (226, 713643), (238, 677661), (339, 475762), (357, 451774), (678, 237881), (714, 225887), (791, 203898), (1582, 101949), (1921, 83958), (1999, 80682), (2373, 67966), (3842, 41979), (3998, 40341), (4746, 33983), (5763, 27986), (5997, 26894), (11526, 13993), (11994, 13447)]