17961567

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 9133473

約数列:

[1, 3, 13, 39, 41, 47, 123, 141, 239, 533, 611, 717, 1599, 1833, 1927, 3107, 5781, 9321, 9799, 11233, 25051, 29397, 33699, 75153, 127387, 146029, 382161, 438087, 460553, 1381659, 5987189, 17961567]

約数ペア:

[(1, 17961567), (3, 5987189), (13, 1381659), (39, 460553), (41, 438087), (47, 382161), (123, 146029), (141, 127387), (239, 75153), (533, 33699), (611, 29397), (717, 25051), (1599, 11233), (1833, 9799), (1927, 9321), (3107, 5781)]