161731458

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3217}}^1$

素因数の和:3261

約数の個数: 96

約数和(自身を含む): 440222400

約数和(自身を除く): 278490942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 98, 114, 126, 133, 147, 171, 189, 266, 294, 342, 378, 399, 441, 513, 798, 882, 931, 1026, 1197, 1323, 1862, 2394, 2646, 2793, 3217, 3591, 5586, 6434, 7182, 8379, 9651, 16758, 19302, 22519, 25137, 28953, 45038, 50274, 57906, 61123, 67557, 86859, 122246, 135114, 157633, 173718, 183369, 202671, 315266, 366738, 405342, 427861, 472899, 550107, 608013, 855722, 945798, 1100214, 1216026, 1283583, 1418697, 1650321, 2567166, 2837394, 2995027, 3300642, 3850749, 4256091, 5990054, 7701498, 8512182, 8985081, 11552247, 17970162, 23104494, 26955243, 53910486, 80865729, 161731458]

約数ペア:

[(1, 161731458), (2, 80865729), (3, 53910486), (6, 26955243), (7, 23104494), (9, 17970162), (14, 11552247), (18, 8985081), (19, 8512182), (21, 7701498), (27, 5990054), (38, 4256091), (42, 3850749), (49, 3300642), (54, 2995027), (57, 2837394), (63, 2567166), (98, 1650321), (114, 1418697), (126, 1283583), (133, 1216026), (147, 1100214), (171, 945798), (189, 855722), (266, 608013), (294, 550107), (342, 472899), (378, 427861), (399, 405342), (441, 366738), (513, 315266), (798, 202671), (882, 183369), (931, 173718), (1026, 157633), (1197, 135114), (1323, 122246), (1862, 86859), (2394, 67557), (2646, 61123), (2793, 57906), (3217, 50274), (3591, 45038), (5586, 28953), (6434, 25137), (7182, 22519), (8379, 19302), (9651, 16758)]