81937752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262621}}^1$

素因数の和:262643

約数の個数: 32

約数和(自身を含む): 220602480

約数和(自身を除く): 138664728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 262621, 525242, 787863, 1050484, 1575726, 2100968, 3151452, 3414073, 6302904, 6828146, 10242219, 13656292, 20484438, 27312584, 40968876, 81937752]

約数ペア:

[(1, 81937752), (2, 40968876), (3, 27312584), (4, 20484438), (6, 13656292), (8, 10242219), (12, 6828146), (13, 6302904), (24, 3414073), (26, 3151452), (39, 2100968), (52, 1575726), (78, 1050484), (104, 787863), (156, 525242), (312, 262621)]