806943921

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{7039}}^1$

素因数の和:7205

約数の個数: 32

約数和(自身を含む): 1265172480

約数和(自身を除く): 458228559

約数列:

[1, 3, 7, 21, 53, 103, 159, 309, 371, 721, 1113, 2163, 5459, 7039, 16377, 21117, 38213, 49273, 114639, 147819, 373067, 725017, 1119201, 2175051, 2611469, 5075119, 7834407, 15225357, 38425901, 115277703, 268981307, 806943921]

約数ペア:

[(1, 806943921), (3, 268981307), (7, 115277703), (21, 38425901), (53, 15225357), (103, 7834407), (159, 5075119), (309, 2611469), (371, 2175051), (721, 1119201), (1113, 725017), (2163, 373067), (5459, 147819), (7039, 114639), (16377, 49273), (21117, 38213)]