68643718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{617}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 121474080

約数和(自身を除く): 52830362

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 389, 617, 778, 1234, 4279, 5057, 6787, 8021, 8558, 10114, 13574, 16042, 55627, 88231, 111254, 176462, 240013, 480026, 2640143, 3120169, 5280286, 6240338, 34321859, 68643718]

約数ペア:

[(1, 68643718), (2, 34321859), (11, 6240338), (13, 5280286), (22, 3120169), (26, 2640143), (143, 480026), (286, 240013), (389, 176462), (617, 111254), (778, 88231), (1234, 55627), (4279, 16042), (5057, 13574), (6787, 10114), (8021, 8558)]