90556921

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 117669888

約数和(自身を除く): 27112967

約数列:

[1, 7, 13, 31, 47, 91, 217, 329, 403, 611, 683, 1457, 2821, 4277, 4781, 8879, 10199, 18941, 21173, 32101, 62153, 132587, 148211, 224707, 275249, 417313, 995131, 1926743, 2921191, 6965917, 12936703, 90556921]

約数ペア:

[(1, 90556921), (7, 12936703), (13, 6965917), (31, 2921191), (47, 1926743), (91, 995131), (217, 417313), (329, 275249), (403, 224707), (611, 148211), (683, 132587), (1457, 62153), (2821, 32101), (4277, 21173), (4781, 18941), (8879, 10199)]