158129439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1019}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 238533120

約数和(自身を除く): 80403681

約数列:

[1, 3, 13, 23, 39, 69, 173, 299, 519, 897, 1019, 2249, 3057, 3979, 6747, 11937, 13247, 23437, 39741, 51727, 70311, 155181, 176287, 304681, 528861, 914043, 2291731, 4054601, 6875193, 12163803, 52709813, 158129439]

約数ペア:

[(1, 158129439), (3, 52709813), (13, 12163803), (23, 6875193), (39, 4054601), (69, 2291731), (173, 914043), (299, 528861), (519, 304681), (897, 176287), (1019, 155181), (2249, 70311), (3057, 51727), (3979, 39741), (6747, 23437), (11937, 13247)]