139921535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 190124928

約数和(自身を除く): 50203393

約数列:

[1, 5, 13, 23, 65, 115, 173, 299, 541, 865, 1495, 2249, 2705, 3979, 7033, 11245, 12443, 19895, 35165, 51727, 62215, 93593, 161759, 258635, 467965, 808795, 1216709, 2152639, 6083545, 10763195, 27984307, 139921535]

約数ペア:

[(1, 139921535), (5, 27984307), (13, 10763195), (23, 6083545), (65, 2152639), (115, 1216709), (173, 808795), (299, 467965), (541, 258635), (865, 161759), (1495, 93593), (2249, 62215), (2705, 51727), (3979, 35165), (7033, 19895), (11245, 12443)]