242595353

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 344977920

約数和(自身を除く): 102382567

約数列:

[1, 7, 11, 13, 29, 61, 77, 91, 137, 143, 203, 319, 377, 427, 671, 793, 959, 1001, 1507, 1769, 1781, 2233, 2639, 3973, 4147, 4697, 5551, 8357, 8723, 10549, 12383, 12467, 19459, 19591, 22997, 27811, 29029, 43703, 51649, 58499, 61061, 91927, 108641, 136213, 137137, 160979, 242353, 252967, 305921, 361543, 568139, 643489, 760487, 1195051, 1696471, 1770769, 2665883, 3150589, 3976973, 8365357, 18661181, 22054123, 34656479, 242595353]

約数ペア:

[(1, 242595353), (7, 34656479), (11, 22054123), (13, 18661181), (29, 8365357), (61, 3976973), (77, 3150589), (91, 2665883), (137, 1770769), (143, 1696471), (203, 1195051), (319, 760487), (377, 643489), (427, 568139), (671, 361543), (793, 305921), (959, 252967), (1001, 242353), (1507, 160979), (1769, 137137), (1781, 136213), (2233, 108641), (2639, 91927), (3973, 61061), (4147, 58499), (4697, 51649), (5551, 43703), (8357, 29029), (8723, 27811), (10549, 22997), (12383, 19591), (12467, 19459)]