1999304853

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{178621}}^1$

素因数の和:178685

約数の個数: 32

約数和(自身を含む): 3360951552

約数和(自身を除く): 1361646699

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 11193, 178621, 535863, 1250347, 2322073, 3751041, 6966219, 7323461, 16254511, 21970383, 48763533, 51264227, 95204993, 153792681, 285614979, 666434951, 1999304853]

約数ペア:

[(1, 1999304853), (3, 666434951), (7, 285614979), (13, 153792681), (21, 95204993), (39, 51264227), (41, 48763533), (91, 21970383), (123, 16254511), (273, 7323461), (287, 6966219), (533, 3751041), (861, 2322073), (1599, 1250347), (3731, 535863), (11193, 178621)]