1285804581

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{642581}}^1$

素因数の和:642636

約数の個数: 16

約数和(自身を含む): 1850636160

約数和(自身を除く): 564831579

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 642581, 1927743, 14779363, 18634849, 44338089, 55904547, 428601527, 1285804581]

約数ペア:

[(1, 1285804581), (3, 428601527), (23, 55904547), (29, 44338089), (69, 18634849), (87, 14779363), (667, 1927743), (2001, 642581)]