1338989994

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{349241}}^1$

素因数の和:349323

約数の個数: 32

約数和(自身を含む): 3017450880

約数和(自身を除く): 1678460886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 349241, 698482, 1047723, 2095446, 3143169, 6286338, 9429507, 18859014, 24796111, 49592222, 74388333, 148776666, 223164999, 446329998, 669494997, 1338989994]

約数ペア:

[(1, 1338989994), (2, 669494997), (3, 446329998), (6, 223164999), (9, 148776666), (18, 74388333), (27, 49592222), (54, 24796111), (71, 18859014), (142, 9429507), (213, 6286338), (426, 3143169), (639, 2095446), (1278, 1047723), (1917, 698482), (3834, 349241)]