154449890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{10457}}^1$

素因数の和:10682

約数の個数: 32

約数和(自身を含む): 319261824

約数和(自身を除く): 164811934

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 211, 422, 1055, 1477, 2110, 2954, 7385, 10457, 14770, 20914, 52285, 73199, 104570, 146398, 365995, 731990, 2206427, 4412854, 11032135, 15444989, 22064270, 30889978, 77224945, 154449890]

約数ペア:

[(1, 154449890), (2, 77224945), (5, 30889978), (7, 22064270), (10, 15444989), (14, 11032135), (35, 4412854), (70, 2206427), (211, 731990), (422, 365995), (1055, 146398), (1477, 104570), (2110, 73199), (2954, 52285), (7385, 20914), (10457, 14770)]