31121706

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 83607552

約数和(自身を除く): 52485846

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 41, 42, 53, 62, 66, 77, 82, 93, 106, 123, 154, 159, 186, 217, 231, 246, 287, 318, 341, 371, 434, 451, 462, 574, 583, 651, 682, 742, 861, 902, 1023, 1113, 1166, 1271, 1302, 1353, 1643, 1722, 1749, 2046, 2173, 2226, 2387, 2542, 2706, 3157, 3286, 3498, 3813, 4081, 4346, 4774, 4929, 6314, 6519, 7161, 7626, 8162, 8897, 9471, 9858, 11501, 12243, 13038, 13981, 14322, 15211, 17794, 18073, 18942, 23002, 23903, 24486, 26691, 27962, 30422, 34503, 36146, 41943, 45633, 47806, 53382, 54219, 67363, 69006, 71709, 83886, 91266, 97867, 108438, 126511, 134726, 143418, 167321, 195734, 202089, 253022, 293601, 334642, 379533, 404178, 471541, 501963, 587202, 740993, 759066, 943082, 1003926, 1414623, 1481986, 2222979, 2829246, 4445958, 5186951, 10373902, 15560853, 31121706]

約数ペア:

[(1, 31121706), (2, 15560853), (3, 10373902), (6, 5186951), (7, 4445958), (11, 2829246), (14, 2222979), (21, 1481986), (22, 1414623), (31, 1003926), (33, 943082), (41, 759066), (42, 740993), (53, 587202), (62, 501963), (66, 471541), (77, 404178), (82, 379533), (93, 334642), (106, 293601), (123, 253022), (154, 202089), (159, 195734), (186, 167321), (217, 143418), (231, 134726), (246, 126511), (287, 108438), (318, 97867), (341, 91266), (371, 83886), (434, 71709), (451, 69006), (462, 67363), (574, 54219), (583, 53382), (651, 47806), (682, 45633), (742, 41943), (861, 36146), (902, 34503), (1023, 30422), (1113, 27962), (1166, 26691), (1271, 24486), (1302, 23903), (1353, 23002), (1643, 18942), (1722, 18073), (1749, 17794), (2046, 15211), (2173, 14322), (2226, 13981), (2387, 13038), (2542, 12243), (2706, 11501), (3157, 9858), (3286, 9471), (3498, 8897), (3813, 8162), (4081, 7626), (4346, 7161), (4774, 6519), (4929, 6314)]