821405934

素因数分解:

$2^1\times 3^4\times {\mathrm{47}}^1\times {\mathrm{107881}}^1$

素因数の和:107942

約数の個数: 40

約数和(自身を含む): 1879735968

約数和(自身を除く): 1058330034

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 141, 162, 282, 423, 846, 1269, 2538, 3807, 7614, 107881, 215762, 323643, 647286, 970929, 1941858, 2912787, 5070407, 5825574, 8738361, 10140814, 15211221, 17476722, 30422442, 45633663, 91267326, 136900989, 273801978, 410702967, 821405934]

約数ペア:

[(1, 821405934), (2, 410702967), (3, 273801978), (6, 136900989), (9, 91267326), (18, 45633663), (27, 30422442), (47, 17476722), (54, 15211221), (81, 10140814), (94, 8738361), (141, 5825574), (162, 5070407), (282, 2912787), (423, 1941858), (846, 970929), (1269, 647286), (2538, 323643), (3807, 215762), (7614, 107881)]