80500419

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 124585280

約数和(自身を除く): 44084861

約数列:

[1, 3, 9, 27, 37, 61, 111, 183, 333, 549, 999, 1321, 1647, 2257, 3963, 6771, 11889, 20313, 35667, 48877, 60939, 80581, 146631, 241743, 439893, 725229, 1319679, 2175687, 2981497, 8944491, 26833473, 80500419]

約数ペア:

[(1, 80500419), (3, 26833473), (9, 8944491), (27, 2981497), (37, 2175687), (61, 1319679), (111, 725229), (183, 439893), (333, 241743), (549, 146631), (999, 80581), (1321, 60939), (1647, 48877), (2257, 35667), (3963, 20313), (6771, 11889)]