78456854

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2459}}^1$

素因数の和:2564

約数の個数: 32

約数和(自身を含む): 140279040

約数和(自身を除く): 61822186

約数列:

[1, 2, 7, 14, 43, 53, 86, 106, 301, 371, 602, 742, 2279, 2459, 4558, 4918, 15953, 17213, 31906, 34426, 105737, 130327, 211474, 260654, 740159, 912289, 1480318, 1824578, 5604061, 11208122, 39228427, 78456854]

約数ペア:

[(1, 78456854), (2, 39228427), (7, 11208122), (14, 5604061), (43, 1824578), (53, 1480318), (86, 912289), (106, 740159), (301, 260654), (371, 211474), (602, 130327), (742, 105737), (2279, 34426), (2459, 31906), (4558, 17213), (4918, 15953)]