187865769

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{8291}}^1$

素因数の和:8397

約数の個数: 32

約数和(自身を含む): 312044544

約数和(自身を除く): 124178775

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 7553, 8291, 22659, 24873, 58037, 107783, 174111, 323349, 688153, 754481, 2064459, 2263443, 4817071, 8945989, 14451213, 26837967, 62621923, 187865769]

約数ペア:

[(1, 187865769), (3, 62621923), (7, 26837967), (13, 14451213), (21, 8945989), (39, 4817071), (83, 2263443), (91, 2064459), (249, 754481), (273, 688153), (581, 323349), (1079, 174111), (1743, 107783), (3237, 58037), (7553, 24873), (8291, 22659)]