15983748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 44518656

約数和(自身を除く): 28534908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 181, 198, 223, 362, 396, 446, 543, 669, 724, 892, 1086, 1338, 1629, 1991, 2007, 2172, 2453, 2676, 3258, 3982, 4014, 4906, 5973, 6516, 7359, 7964, 8028, 9812, 11946, 14718, 17919, 22077, 23892, 29436, 35838, 40363, 44154, 71676, 80726, 88308, 121089, 161452, 242178, 363267, 443993, 484356, 726534, 887986, 1331979, 1453068, 1775972, 2663958, 3995937, 5327916, 7991874, 15983748]

約数ペア:

[(1, 15983748), (2, 7991874), (3, 5327916), (4, 3995937), (6, 2663958), (9, 1775972), (11, 1453068), (12, 1331979), (18, 887986), (22, 726534), (33, 484356), (36, 443993), (44, 363267), (66, 242178), (99, 161452), (132, 121089), (181, 88308), (198, 80726), (223, 71676), (362, 44154), (396, 40363), (446, 35838), (543, 29436), (669, 23892), (724, 22077), (892, 17919), (1086, 14718), (1338, 11946), (1629, 9812), (1991, 8028), (2007, 7964), (2172, 7359), (2453, 6516), (2676, 5973), (3258, 4906), (3982, 4014)]