28006986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4091}}^1$

素因数の和:4266

約数の個数: 32

約数和(自身を含む): 64424448

約数和(自身を除く): 36417462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3423, 4091, 6846, 8182, 12273, 24546, 28637, 57274, 85911, 171822, 666833, 1333666, 2000499, 4000998, 4667831, 9335662, 14003493, 28006986]

約数ペア:

[(1, 28006986), (2, 14003493), (3, 9335662), (6, 4667831), (7, 4000998), (14, 2000499), (21, 1333666), (42, 666833), (163, 171822), (326, 85911), (489, 57274), (978, 28637), (1141, 24546), (2282, 12273), (3423, 8182), (4091, 6846)]