2016211995

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 4073472000

約数和(自身を除く): 2057260005

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 127, 303, 315, 381, 499, 505, 635, 707, 889, 909, 1143, 1497, 1515, 1905, 2121, 2495, 2667, 3493, 3535, 4445, 4491, 4545, 5715, 6363, 7485, 8001, 10479, 10605, 12827, 13335, 17465, 22455, 31437, 31815, 38481, 40005, 50399, 52395, 63373, 64135, 89789, 115443, 151197, 157185, 190119, 192405, 251995, 269367, 316865, 352793, 443611, 448945, 453591, 570357, 577215, 755985, 808101, 950595, 1058379, 1330833, 1346835, 1763965, 2218055, 2267955, 2851785, 3175137, 3992499, 4040505, 5291895, 6400673, 6654165, 15875685, 19202019, 19962495, 32003365, 44804711, 57606057, 96010095, 134414133, 224023555, 288030285, 403242399, 672070665, 2016211995]

約数ペア:

[(1, 2016211995), (3, 672070665), (5, 403242399), (7, 288030285), (9, 224023555), (15, 134414133), (21, 96010095), (35, 57606057), (45, 44804711), (63, 32003365), (101, 19962495), (105, 19202019), (127, 15875685), (303, 6654165), (315, 6400673), (381, 5291895), (499, 4040505), (505, 3992499), (635, 3175137), (707, 2851785), (889, 2267955), (909, 2218055), (1143, 1763965), (1497, 1346835), (1515, 1330833), (1905, 1058379), (2121, 950595), (2495, 808101), (2667, 755985), (3493, 577215), (3535, 570357), (4445, 453591), (4491, 448945), (4545, 443611), (5715, 352793), (6363, 316865), (7485, 269367), (8001, 251995), (10479, 192405), (10605, 190119), (12827, 157185), (13335, 151197), (17465, 115443), (22455, 89789), (31437, 64135), (31815, 63373), (38481, 52395), (40005, 50399)]