388620638416

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{1283}}^1\times {\mathrm{69857}}^1$

素因数の和:71419

約数の個数: 40

約数和(自身を含む): 756330770304

約数和(自身を除く): 367710131888

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 1283, 2168, 2566, 4336, 5132, 10264, 20528, 69857, 139714, 279428, 347693, 558856, 695386, 1117712, 1390772, 2781544, 5563088, 18931247, 37862494, 75724988, 89626531, 151449976, 179253062, 302899952, 358506124, 717012248, 1434024496, 24288789901, 48577579802, 97155159604, 194310319208, 388620638416]

約数ペア:

[(1, 388620638416), (2, 194310319208), (4, 97155159604), (8, 48577579802), (16, 24288789901), (271, 1434024496), (542, 717012248), (1084, 358506124), (1283, 302899952), (2168, 179253062), (2566, 151449976), (4336, 89626531), (5132, 75724988), (10264, 37862494), (20528, 18931247), (69857, 5563088), (139714, 2781544), (279428, 1390772), (347693, 1117712), (558856, 695386)]