217775110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{1993}}^1$

素因数の和:2237

約数の個数: 48

約数和(自身を含む): 458269056

約数和(自身を除く): 240493946

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 223, 245, 446, 490, 1115, 1561, 1993, 2230, 3122, 3986, 7805, 9965, 10927, 13951, 15610, 19930, 21854, 27902, 54635, 69755, 97657, 109270, 139510, 195314, 444439, 488285, 888878, 976570, 2222195, 3111073, 4444390, 6222146, 15555365, 21777511, 31110730, 43555022, 108887555, 217775110]

約数ペア:

[(1, 217775110), (2, 108887555), (5, 43555022), (7, 31110730), (10, 21777511), (14, 15555365), (35, 6222146), (49, 4444390), (70, 3111073), (98, 2222195), (223, 976570), (245, 888878), (446, 488285), (490, 444439), (1115, 195314), (1561, 139510), (1993, 109270), (2230, 97657), (3122, 69755), (3986, 54635), (7805, 27902), (9965, 21854), (10927, 19930), (13951, 15610)]