161071312

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{76847}}^1$

素因数の和:76986

約数の個数: 20

約数和(自身を含む): 314462016

約数和(自身を除く): 153390704

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 76847, 153694, 307388, 614776, 1229552, 10066957, 20133914, 40267828, 80535656, 161071312]

約数ペア:

[(1, 161071312), (2, 80535656), (4, 40267828), (8, 20133914), (16, 10066957), (131, 1229552), (262, 614776), (524, 307388), (1048, 153694), (2096, 76847)]