18565071

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:93

約数の個数: 72

約数和(自身を含む): 33598080

約数和(自身を除く): 15033009

約数列:

[1, 3, 7, 17, 19, 21, 23, 49, 51, 57, 69, 119, 133, 147, 161, 289, 323, 357, 391, 399, 437, 483, 833, 867, 931, 969, 1127, 1173, 1311, 2023, 2261, 2499, 2737, 2793, 3059, 3381, 5491, 6069, 6647, 6783, 7429, 8211, 9177, 14161, 15827, 16473, 19159, 19941, 21413, 22287, 38437, 42483, 46529, 47481, 52003, 57477, 64239, 115311, 126293, 139587, 156009, 269059, 325703, 364021, 378879, 807177, 884051, 977109, 1092063, 2652153, 6188357, 18565071]

約数ペア:

[(1, 18565071), (3, 6188357), (7, 2652153), (17, 1092063), (19, 977109), (21, 884051), (23, 807177), (49, 378879), (51, 364021), (57, 325703), (69, 269059), (119, 156009), (133, 139587), (147, 126293), (161, 115311), (289, 64239), (323, 57477), (357, 52003), (391, 47481), (399, 46529), (437, 42483), (483, 38437), (833, 22287), (867, 21413), (931, 19941), (969, 19159), (1127, 16473), (1173, 15827), (1311, 14161), (2023, 9177), (2261, 8211), (2499, 7429), (2737, 6783), (2793, 6647), (3059, 6069), (3381, 5491)]