1187202289

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 1566915840

約数和(自身を除く): 379713551

約数列:

[1, 7, 13, 19, 71, 91, 133, 247, 361, 497, 509, 923, 1349, 1729, 2527, 3563, 4693, 6461, 6617, 9443, 9671, 17537, 25631, 32851, 36139, 46319, 67697, 122759, 125723, 179417, 183749, 252973, 333203, 469807, 686641, 880061, 1286243, 2332421, 2388737, 3288649, 4806487, 8926333, 13046179, 16721159, 62484331, 91323253, 169600327, 1187202289]

約数ペア:

[(1, 1187202289), (7, 169600327), (13, 91323253), (19, 62484331), (71, 16721159), (91, 13046179), (133, 8926333), (247, 4806487), (361, 3288649), (497, 2388737), (509, 2332421), (923, 1286243), (1349, 880061), (1729, 686641), (2527, 469807), (3563, 333203), (4693, 252973), (6461, 183749), (6617, 179417), (9443, 125723), (9671, 122759), (17537, 67697), (25631, 46319), (32851, 36139)]