81503786

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{447823}}^1$

素因数の和:447845

約数の個数: 16

約数和(自身を含む): 150468864

約数和(自身を除く): 68965078

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 447823, 895646, 3134761, 5821699, 6269522, 11643398, 40751893, 81503786]

約数ペア:

[(1, 81503786), (2, 40751893), (7, 11643398), (13, 6269522), (14, 5821699), (26, 3134761), (91, 895646), (182, 447823)]