218992045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 285348096

約数和(自身を除く): 66356051

約数列:

[1, 5, 17, 71, 85, 131, 277, 355, 655, 1207, 1385, 2227, 4709, 6035, 9301, 11135, 19667, 23545, 36287, 46505, 98335, 158117, 181435, 334339, 616879, 790585, 1671695, 2576377, 3084395, 12881885, 43798409, 218992045]

約数ペア:

[(1, 218992045), (5, 43798409), (17, 12881885), (71, 3084395), (85, 2576377), (131, 1671695), (277, 790585), (355, 616879), (655, 334339), (1207, 181435), (1385, 158117), (2227, 98335), (4709, 46505), (6035, 36287), (9301, 23545), (11135, 19667)]