64564409

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 81970560

約数和(自身を除く): 17406151

約数列:

[1, 7, 13, 49, 79, 91, 553, 637, 1027, 1283, 3871, 7189, 8981, 16679, 50323, 62867, 101357, 116753, 709499, 817271, 1317641, 4966493, 9223487, 64564409]

約数ペア:

[(1, 64564409), (7, 9223487), (13, 4966493), (49, 1317641), (79, 817271), (91, 709499), (553, 116753), (637, 101357), (1027, 62867), (1283, 50323), (3871, 16679), (7189, 8981)]