250639395

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{4457}}^1$

素因数の和:4651

約数の個数: 32

約数和(自身を含む): 421120512

約数和(自身を除く): 170481117

約数列:

[1, 3, 5, 15, 23, 69, 115, 163, 345, 489, 815, 2445, 3749, 4457, 11247, 13371, 18745, 22285, 56235, 66855, 102511, 307533, 512555, 726491, 1537665, 2179473, 3632455, 10897365, 16709293, 50127879, 83546465, 250639395]

約数ペア:

[(1, 250639395), (3, 83546465), (5, 50127879), (15, 16709293), (23, 10897365), (69, 3632455), (115, 2179473), (163, 1537665), (345, 726491), (489, 512555), (815, 307533), (2445, 102511), (3749, 66855), (4457, 56235), (11247, 22285), (13371, 18745)]