30891549

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 47738880

約数和(自身を除く): 16847331

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 887, 893, 1833, 2661, 2679, 11531, 11609, 16853, 34593, 34827, 41689, 50559, 125067, 219089, 541957, 657267, 792091, 1625871, 2376273, 10297183, 30891549]

約数ペア:

[(1, 30891549), (3, 10297183), (13, 2376273), (19, 1625871), (39, 792091), (47, 657267), (57, 541957), (141, 219089), (247, 125067), (611, 50559), (741, 41689), (887, 34827), (893, 34593), (1833, 16853), (2661, 11609), (2679, 11531)]