12907171641

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 21415116800

約数和(自身を除く): 8507945159

約数列:

[1, 3, 7, 13, 21, 39, 91, 193, 199, 273, 579, 597, 1231, 1351, 1393, 2509, 2587, 3693, 4053, 4179, 7527, 7761, 8617, 16003, 17563, 18109, 25851, 38407, 48009, 52689, 54327, 112021, 115221, 237583, 244969, 268849, 336063, 499291, 712749, 734907, 806547, 1497873, 1663081, 1714783, 3088579, 3184597, 3495037, 4989243, 5144349, 9265737, 9553791, 10485111, 21620053, 22292179, 47279017, 64860159, 66876537, 141837051, 330953119, 614627221, 992859357, 1843881663, 4302390547, 12907171641]

約数ペア:

[(1, 12907171641), (3, 4302390547), (7, 1843881663), (13, 992859357), (21, 614627221), (39, 330953119), (91, 141837051), (193, 66876537), (199, 64860159), (273, 47279017), (579, 22292179), (597, 21620053), (1231, 10485111), (1351, 9553791), (1393, 9265737), (2509, 5144349), (2587, 4989243), (3693, 3495037), (4053, 3184597), (4179, 3088579), (7527, 1714783), (7761, 1663081), (8617, 1497873), (16003, 806547), (17563, 734907), (18109, 712749), (25851, 499291), (38407, 336063), (48009, 268849), (52689, 244969), (54327, 237583), (112021, 115221)]