1381937221630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{1841429}}^1$

素因数の和:1841665

約数の個数: 64

約数和(自身を含む): 2901975828480

約数和(自身を除く): 1520038606850

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 151, 302, 355, 497, 710, 755, 994, 1057, 1510, 2114, 2485, 4970, 5285, 10570, 10721, 21442, 53605, 75047, 107210, 150094, 375235, 750470, 1841429, 3682858, 9207145, 12890003, 18414290, 25780006, 64450015, 128900030, 130741459, 261482918, 278055779, 556111558, 653707295, 915190213, 1307414590, 1390278895, 1830380426, 1946390453, 2780557790, 3892780906, 4575951065, 9151902130, 9731952265, 19463904530, 19741960309, 39483920618, 98709801545, 138193722163, 197419603090, 276387444326, 690968610815, 1381937221630]

約数ペア:

[(1, 1381937221630), (2, 690968610815), (5, 276387444326), (7, 197419603090), (10, 138193722163), (14, 98709801545), (35, 39483920618), (70, 19741960309), (71, 19463904530), (142, 9731952265), (151, 9151902130), (302, 4575951065), (355, 3892780906), (497, 2780557790), (710, 1946390453), (755, 1830380426), (994, 1390278895), (1057, 1307414590), (1510, 915190213), (2114, 653707295), (2485, 556111558), (4970, 278055779), (5285, 261482918), (10570, 130741459), (10721, 128900030), (21442, 64450015), (53605, 25780006), (75047, 18414290), (107210, 12890003), (150094, 9207145), (375235, 3682858), (750470, 1841429)]