260929918

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{15679}}^1$

素因数の和:15891

約数の個数: 16

約数和(自身を含む): 401345280

約数和(自身を除く): 140415362

約数列:

[1, 2, 53, 106, 157, 314, 8321, 15679, 16642, 31358, 830987, 1661974, 2461603, 4923206, 130464959, 260929918]

約数ペア:

[(1, 260929918), (2, 130464959), (53, 4923206), (106, 2461603), (157, 1661974), (314, 830987), (8321, 31358), (15679, 16642)]