221577776636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{105401}}^1$

素因数の和:105762

約数の個数: 48

約数和(自身を含む): 413175840000

約数和(自身を除く): 191598063364

約数列:

[1, 2, 4, 19, 38, 76, 139, 199, 278, 398, 556, 796, 2641, 3781, 5282, 7562, 10564, 15124, 27661, 55322, 105401, 110644, 210802, 421604, 525559, 1051118, 2002619, 2102236, 4005238, 8010476, 14650739, 20974799, 29301478, 41949598, 58602956, 83899196, 278364041, 398521181, 556728082, 797042362, 1113456164, 1594084724, 2915497061, 5830994122, 11661988244, 55394444159, 110788888318, 221577776636]

約数ペア:

[(1, 221577776636), (2, 110788888318), (4, 55394444159), (19, 11661988244), (38, 5830994122), (76, 2915497061), (139, 1594084724), (199, 1113456164), (278, 797042362), (398, 556728082), (556, 398521181), (796, 278364041), (2641, 83899196), (3781, 58602956), (5282, 41949598), (7562, 29301478), (10564, 20974799), (15124, 14650739), (27661, 8010476), (55322, 4005238), (105401, 2102236), (110644, 2002619), (210802, 1051118), (421604, 525559)]