193388559

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1879}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 330278400

約数和(自身を除く): 136889841

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 169, 203, 273, 377, 507, 609, 1131, 1183, 1879, 2639, 3549, 4901, 5637, 7917, 13153, 14703, 24427, 34307, 39459, 54491, 73281, 102921, 163473, 170989, 317551, 381437, 512967, 708383, 952653, 1144311, 2125149, 2222857, 4958681, 6668571, 9208979, 14876043, 27626937, 64462853, 193388559]

約数ペア:

[(1, 193388559), (3, 64462853), (7, 27626937), (13, 14876043), (21, 9208979), (29, 6668571), (39, 4958681), (87, 2222857), (91, 2125149), (169, 1144311), (203, 952653), (273, 708383), (377, 512967), (507, 381437), (609, 317551), (1131, 170989), (1183, 163473), (1879, 102921), (2639, 73281), (3549, 54491), (4901, 39459), (5637, 34307), (7917, 24427), (13153, 14703)]