78943613

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 100362240

約数和(自身を除く): 21418627

約数列:

[1, 7, 19, 23, 131, 133, 161, 197, 437, 917, 1379, 2489, 3013, 3059, 3743, 4531, 17423, 21091, 25807, 26201, 31717, 57247, 86089, 180649, 400729, 490333, 593561, 602623, 3432331, 4154927, 11277659, 78943613]

約数ペア:

[(1, 78943613), (7, 11277659), (19, 4154927), (23, 3432331), (131, 602623), (133, 593561), (161, 490333), (197, 400729), (437, 180649), (917, 86089), (1379, 57247), (2489, 31717), (3013, 26201), (3059, 25807), (3743, 21091), (4531, 17423)]