2912507207

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 3342680640

約数和(自身を除く): 430173433

約数列:

[1, 19, 29, 37, 73, 103, 361, 551, 703, 1073, 1387, 1957, 2117, 2701, 2987, 3811, 7519, 10469, 13357, 20387, 26353, 37183, 40223, 51319, 56753, 72409, 78329, 110519, 142861, 218051, 278203, 387353, 764237, 975061, 1078307, 1375771, 1488251, 2099861, 2714359, 4142969, 5285857, 8067887, 28276769, 39897359, 78716411, 100431283, 153289853, 2912507207]

約数ペア:

[(1, 2912507207), (19, 153289853), (29, 100431283), (37, 78716411), (73, 39897359), (103, 28276769), (361, 8067887), (551, 5285857), (703, 4142969), (1073, 2714359), (1387, 2099861), (1957, 1488251), (2117, 1375771), (2701, 1078307), (2987, 975061), (3811, 764237), (7519, 387353), (10469, 278203), (13357, 218051), (20387, 142861), (26353, 110519), (37183, 78329), (40223, 72409), (51319, 56753)]