61904479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{109}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 77874720

約数和(自身を除く): 15970241

約数列:

[1, 7, 13, 79, 91, 109, 553, 763, 1027, 1417, 6241, 7189, 8611, 9919, 43687, 60277, 81133, 111943, 567931, 680269, 783601, 4761883, 8843497, 61904479]

約数ペア:

[(1, 61904479), (7, 8843497), (13, 4761883), (79, 783601), (91, 680269), (109, 567931), (553, 111943), (763, 81133), (1027, 60277), (1417, 43687), (6241, 9919), (7189, 8611)]