68860197

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 118879488

約数和(自身を除く): 50019291

約数列:

[1, 3, 7, 9, 21, 41, 53, 63, 123, 159, 287, 369, 371, 477, 503, 861, 1113, 1509, 2173, 2583, 3339, 3521, 4527, 6519, 10563, 15211, 19557, 20623, 26659, 31689, 45633, 61869, 79977, 136899, 144361, 185607, 186613, 239931, 433083, 559839, 1093019, 1299249, 1679517, 3279057, 7651133, 9837171, 22953399, 68860197]

約数ペア:

[(1, 68860197), (3, 22953399), (7, 9837171), (9, 7651133), (21, 3279057), (41, 1679517), (53, 1299249), (63, 1093019), (123, 559839), (159, 433083), (287, 239931), (369, 186613), (371, 185607), (477, 144361), (503, 136899), (861, 79977), (1113, 61869), (1509, 45633), (2173, 31689), (2583, 26659), (3339, 20623), (3521, 19557), (4527, 15211), (6519, 10563)]