2912451990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{65729}}^1$

素因数の和:65957

約数の個数: 64

約数和(自身を含む): 8026421760

約数和(自身を除く): 5113969770

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 211, 422, 633, 1055, 1266, 1477, 2110, 2954, 3165, 4431, 6330, 7385, 8862, 14770, 22155, 44310, 65729, 131458, 197187, 328645, 394374, 460103, 657290, 920206, 985935, 1380309, 1971870, 2300515, 2760618, 4601030, 6901545, 13803090, 13868819, 27737638, 41606457, 69344095, 83212914, 97081733, 138688190, 194163466, 208032285, 291245199, 416064570, 485408665, 582490398, 970817330, 1456225995, 2912451990]

約数ペア:

[(1, 2912451990), (2, 1456225995), (3, 970817330), (5, 582490398), (6, 485408665), (7, 416064570), (10, 291245199), (14, 208032285), (15, 194163466), (21, 138688190), (30, 97081733), (35, 83212914), (42, 69344095), (70, 41606457), (105, 27737638), (210, 13868819), (211, 13803090), (422, 6901545), (633, 4601030), (1055, 2760618), (1266, 2300515), (1477, 1971870), (2110, 1380309), (2954, 985935), (3165, 920206), (4431, 657290), (6330, 460103), (7385, 394374), (8862, 328645), (14770, 197187), (22155, 131458), (44310, 65729)]