287408728

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{569}}^1\times {\mathrm{613}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 545968800

約数和(自身を除く): 258560072

約数列:

[1, 2, 4, 8, 103, 206, 412, 569, 613, 824, 1138, 1226, 2276, 2452, 4552, 4904, 58607, 63139, 117214, 126278, 234428, 252556, 348797, 468856, 505112, 697594, 1395188, 2790376, 35926091, 71852182, 143704364, 287408728]

約数ペア:

[(1, 287408728), (2, 143704364), (4, 71852182), (8, 35926091), (103, 2790376), (206, 1395188), (412, 697594), (569, 505112), (613, 468856), (824, 348797), (1138, 252556), (1226, 234428), (2276, 126278), (2452, 117214), (4552, 63139), (4904, 58607)]