664801697

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{60223}}^1$

素因数の和:60332

約数の個数: 16

約数和(自身を含む): 809410560

約数和(自身を除く): 144608863

約数列:

[1, 7, 19, 83, 133, 581, 1577, 11039, 60223, 421561, 1144237, 4998509, 8009659, 34989563, 94971671, 664801697]

約数ペア:

[(1, 664801697), (7, 94971671), (19, 34989563), (83, 8009659), (133, 4998509), (581, 1144237), (1577, 421561), (11039, 60223)]