442338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 979776

約数和(自身を除く): 537438

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 107, 159, 214, 318, 321, 642, 689, 1378, 1391, 2067, 2782, 4134, 4173, 5671, 8346, 11342, 17013, 34026, 73723, 147446, 221169, 442338]

約数ペア:

[(1, 442338), (2, 221169), (3, 147446), (6, 73723), (13, 34026), (26, 17013), (39, 11342), (53, 8346), (78, 5671), (106, 4173), (107, 4134), (159, 2782), (214, 2067), (318, 1391), (321, 1378), (642, 689)]