81759678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13613}}^1$

素因数の和:13649

約数の個数: 64

約数和(自身を含む): 219566592

約数和(自身を除く): 137806914

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 6006, 13613, 27226, 40839, 81678, 95291, 149743, 176969, 190582, 285873, 299486, 353938, 449229, 530907, 571746, 898458, 1048201, 1061814, 1238783, 1946659, 2096402, 2477566, 3144603, 3716349, 3893318, 5839977, 6289206, 7432698, 11679954, 13626613, 27253226, 40879839, 81759678]

約数ペア:

[(1, 81759678), (2, 40879839), (3, 27253226), (6, 13626613), (7, 11679954), (11, 7432698), (13, 6289206), (14, 5839977), (21, 3893318), (22, 3716349), (26, 3144603), (33, 2477566), (39, 2096402), (42, 1946659), (66, 1238783), (77, 1061814), (78, 1048201), (91, 898458), (143, 571746), (154, 530907), (182, 449229), (231, 353938), (273, 299486), (286, 285873), (429, 190582), (462, 176969), (546, 149743), (858, 95291), (1001, 81678), (2002, 40839), (3003, 27226), (6006, 13613)]