685728694

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 1277596800

約数和(自身を除く): 591868106

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 149, 238, 298, 317, 427, 634, 854, 1037, 1043, 2074, 2086, 2219, 2533, 4438, 5066, 5389, 7259, 9089, 10778, 14518, 17731, 18178, 19337, 35462, 37723, 38674, 47233, 63623, 75446, 94466, 127246, 135359, 154513, 270718, 309026, 328729, 330631, 657458, 661262, 802961, 1081591, 1605922, 2163182, 2301103, 2881213, 4602206, 5620727, 5762426, 11241454, 20168491, 40336982, 48980621, 97961242, 342864347, 685728694]

約数ペア:

[(1, 685728694), (2, 342864347), (7, 97961242), (14, 48980621), (17, 40336982), (34, 20168491), (61, 11241454), (119, 5762426), (122, 5620727), (149, 4602206), (238, 2881213), (298, 2301103), (317, 2163182), (427, 1605922), (634, 1081591), (854, 802961), (1037, 661262), (1043, 657458), (2074, 330631), (2086, 328729), (2219, 309026), (2533, 270718), (4438, 154513), (5066, 135359), (5389, 127246), (7259, 94466), (9089, 75446), (10778, 63623), (14518, 47233), (17731, 38674), (18178, 37723), (19337, 35462)]