890097978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3271}}^1$

素因数の和:3344

約数の個数: 128

約数和(自身を含む): 2412380160

約数和(自身を除く): 1522282182

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 31, 33, 38, 42, 57, 62, 66, 77, 93, 114, 133, 154, 186, 209, 217, 231, 266, 341, 399, 418, 434, 462, 589, 627, 651, 682, 798, 1023, 1178, 1254, 1302, 1463, 1767, 2046, 2387, 2926, 3271, 3534, 4123, 4389, 4774, 6479, 6542, 7161, 8246, 8778, 9813, 12369, 12958, 14322, 19437, 19626, 22897, 24738, 35981, 38874, 45353, 45794, 62149, 68691, 71962, 90706, 101401, 107943, 124298, 136059, 137382, 186447, 202802, 215886, 251867, 272118, 304203, 372894, 435043, 503734, 608406, 683639, 709807, 755601, 870086, 1115411, 1305129, 1367278, 1419614, 1511202, 1926619, 2050917, 2129421, 2230822, 2610258, 3346233, 3853238, 4101834, 4258842, 4785473, 5779857, 6692466, 7807877, 9570946, 11559714, 13486333, 14356419, 15615754, 21192809, 23423631, 26972666, 28712838, 40458999, 42385618, 46847262, 63578427, 80917998, 127156854, 148349663, 296699326, 445048989, 890097978]

約数ペア:

[(1, 890097978), (2, 445048989), (3, 296699326), (6, 148349663), (7, 127156854), (11, 80917998), (14, 63578427), (19, 46847262), (21, 42385618), (22, 40458999), (31, 28712838), (33, 26972666), (38, 23423631), (42, 21192809), (57, 15615754), (62, 14356419), (66, 13486333), (77, 11559714), (93, 9570946), (114, 7807877), (133, 6692466), (154, 5779857), (186, 4785473), (209, 4258842), (217, 4101834), (231, 3853238), (266, 3346233), (341, 2610258), (399, 2230822), (418, 2129421), (434, 2050917), (462, 1926619), (589, 1511202), (627, 1419614), (651, 1367278), (682, 1305129), (798, 1115411), (1023, 870086), (1178, 755601), (1254, 709807), (1302, 683639), (1463, 608406), (1767, 503734), (2046, 435043), (2387, 372894), (2926, 304203), (3271, 272118), (3534, 251867), (4123, 215886), (4389, 202802), (4774, 186447), (6479, 137382), (6542, 136059), (7161, 124298), (8246, 107943), (8778, 101401), (9813, 90706), (12369, 71962), (12958, 68691), (14322, 62149), (19437, 45794), (19626, 45353), (22897, 38874), (24738, 35981)]