212877819

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3701}}^1$

素因数の和:3808

約数の個数: 48

約数和(自身を含む): 388088064

約数和(自身を除く): 175210245

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 83, 99, 231, 249, 581, 693, 747, 913, 1743, 2739, 3701, 5229, 6391, 8217, 11103, 19173, 25907, 33309, 40711, 57519, 77721, 122133, 233163, 284977, 307183, 366399, 854931, 921549, 2150281, 2564793, 2764647, 3379013, 6450843, 10137039, 19352529, 23653091, 30411117, 70959273, 212877819]

約数ペア:

[(1, 212877819), (3, 70959273), (7, 30411117), (9, 23653091), (11, 19352529), (21, 10137039), (33, 6450843), (63, 3379013), (77, 2764647), (83, 2564793), (99, 2150281), (231, 921549), (249, 854931), (581, 366399), (693, 307183), (747, 284977), (913, 233163), (1743, 122133), (2739, 77721), (3701, 57519), (5229, 40711), (6391, 33309), (8217, 25907), (11103, 19173)]