331360876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{383}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 738791424

約数和(自身を除く): 407430548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 383, 583, 742, 766, 1166, 1484, 1532, 2332, 2681, 2809, 4081, 4213, 5362, 5618, 8162, 8426, 10724, 11236, 16324, 16852, 19663, 20299, 29491, 30899, 39326, 40598, 58982, 61798, 78652, 81196, 117964, 123596, 142093, 216293, 223289, 284186, 432586, 446578, 568372, 865172, 893156, 1075847, 1563023, 2151694, 3126046, 4303388, 6252092, 7530929, 11834317, 15061858, 23668634, 30123716, 47337268, 82840219, 165680438, 331360876]

約数ペア:

[(1, 331360876), (2, 165680438), (4, 82840219), (7, 47337268), (11, 30123716), (14, 23668634), (22, 15061858), (28, 11834317), (44, 7530929), (53, 6252092), (77, 4303388), (106, 3126046), (154, 2151694), (212, 1563023), (308, 1075847), (371, 893156), (383, 865172), (583, 568372), (742, 446578), (766, 432586), (1166, 284186), (1484, 223289), (1532, 216293), (2332, 142093), (2681, 123596), (2809, 117964), (4081, 81196), (4213, 78652), (5362, 61798), (5618, 58982), (8162, 40598), (8426, 39326), (10724, 30899), (11236, 29491), (16324, 20299), (16852, 19663)]