291208172354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{18919}}^1$

素因数の和:19335

約数の個数: 64

約数和(自身を含む): 498449064960

約数和(自身を除く): 207240892606

約数列:

[1, 2, 11, 22, 43, 53, 86, 106, 307, 473, 583, 614, 946, 1166, 2279, 3377, 4558, 6754, 13201, 16271, 18919, 25069, 26402, 32542, 37838, 50138, 145211, 178981, 208109, 290422, 357962, 416218, 699653, 813517, 1002707, 1399306, 1627034, 2005414, 5808133, 7696183, 8948687, 11029777, 11616266, 15392366, 17897374, 22059554, 43116401, 63889463, 86232802, 127778926, 249749719, 307831049, 474280411, 499499438, 615662098, 948560822, 2747246909, 3386141539, 5494493818, 6772283078, 13236735107, 26473470214, 145604086177, 291208172354]

約数ペア:

[(1, 291208172354), (2, 145604086177), (11, 26473470214), (22, 13236735107), (43, 6772283078), (53, 5494493818), (86, 3386141539), (106, 2747246909), (307, 948560822), (473, 615662098), (583, 499499438), (614, 474280411), (946, 307831049), (1166, 249749719), (2279, 127778926), (3377, 86232802), (4558, 63889463), (6754, 43116401), (13201, 22059554), (16271, 17897374), (18919, 15392366), (25069, 11616266), (26402, 11029777), (32542, 8948687), (37838, 7696183), (50138, 5808133), (145211, 2005414), (178981, 1627034), (208109, 1399306), (290422, 1002707), (357962, 813517), (416218, 699653)]