216661570

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{2339}}^1$

素因数の和:2562

約数の個数: 32

約数和(自身を含む): 399297600

約数和(自身を除く): 182636030

約数列:

[1, 2, 5, 10, 59, 118, 157, 295, 314, 590, 785, 1570, 2339, 4678, 9263, 11695, 18526, 23390, 46315, 92630, 138001, 276002, 367223, 690005, 734446, 1380010, 1836115, 3672230, 21666157, 43332314, 108330785, 216661570]

約数ペア:

[(1, 216661570), (2, 108330785), (5, 43332314), (10, 21666157), (59, 3672230), (118, 1836115), (157, 1380010), (295, 734446), (314, 690005), (590, 367223), (785, 276002), (1570, 138001), (2339, 92630), (4678, 46315), (9263, 23390), (11695, 18526)]