388519615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{2153}}^1$

素因数の和:2379

約数の個数: 32

約数和(自身を含む): 541567296

約数和(自身を除く): 153047681

約数列:

[1, 5, 11, 17, 55, 85, 187, 193, 935, 965, 2123, 2153, 3281, 10615, 10765, 16405, 23683, 36091, 36601, 118415, 180455, 183005, 402611, 415529, 2013055, 2077645, 4570819, 7063993, 22854095, 35319965, 77703923, 388519615]

約数ペア:

[(1, 388519615), (5, 77703923), (11, 35319965), (17, 22854095), (55, 7063993), (85, 4570819), (187, 2077645), (193, 2013055), (935, 415529), (965, 402611), (2123, 183005), (2153, 180455), (3281, 118415), (10615, 36601), (10765, 36091), (16405, 23683)]