189899478

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{13171}}^1$

素因数の和:13274

約数の個数: 40

約数和(自身を含む): 430329240

約数和(自身を除く): 240429762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 267, 534, 801, 1602, 2403, 4806, 7209, 13171, 14418, 26342, 39513, 79026, 118539, 237078, 355617, 711234, 1066851, 1172219, 2133702, 2344438, 3516657, 7033314, 10549971, 21099942, 31649913, 63299826, 94949739, 189899478]

約数ペア:

[(1, 189899478), (2, 94949739), (3, 63299826), (6, 31649913), (9, 21099942), (18, 10549971), (27, 7033314), (54, 3516657), (81, 2344438), (89, 2133702), (162, 1172219), (178, 1066851), (267, 711234), (534, 355617), (801, 237078), (1602, 118539), (2403, 79026), (4806, 39513), (7209, 26342), (13171, 14418)]