678767526

素因数分解:

$2^1\times 3^6\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:253

約数の個数: 112

約数和(自身を含む): 1586511360

約数和(自身を除く): 907743834

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 79, 81, 83, 142, 158, 162, 166, 213, 237, 243, 249, 426, 474, 486, 498, 639, 711, 729, 747, 1278, 1422, 1458, 1494, 1917, 2133, 2241, 3834, 4266, 4482, 5609, 5751, 5893, 6399, 6557, 6723, 11218, 11502, 11786, 12798, 13114, 13446, 16827, 17253, 17679, 19197, 19671, 20169, 33654, 34506, 35358, 38394, 39342, 40338, 50481, 51759, 53037, 57591, 59013, 60507, 100962, 103518, 106074, 115182, 118026, 121014, 151443, 159111, 177039, 302886, 318222, 354078, 454329, 465547, 477333, 531117, 908658, 931094, 954666, 1062234, 1362987, 1396641, 1431999, 1593351, 2725974, 2793282, 2863998, 3186702, 4088961, 4189923, 4295997, 4780053, 8177922, 8379846, 8591994, 9560106, 12569769, 25139538, 37709307, 75418614, 113127921, 226255842, 339383763, 678767526]

約数ペア:

[(1, 678767526), (2, 339383763), (3, 226255842), (6, 113127921), (9, 75418614), (18, 37709307), (27, 25139538), (54, 12569769), (71, 9560106), (79, 8591994), (81, 8379846), (83, 8177922), (142, 4780053), (158, 4295997), (162, 4189923), (166, 4088961), (213, 3186702), (237, 2863998), (243, 2793282), (249, 2725974), (426, 1593351), (474, 1431999), (486, 1396641), (498, 1362987), (639, 1062234), (711, 954666), (729, 931094), (747, 908658), (1278, 531117), (1422, 477333), (1458, 465547), (1494, 454329), (1917, 354078), (2133, 318222), (2241, 302886), (3834, 177039), (4266, 159111), (4482, 151443), (5609, 121014), (5751, 118026), (5893, 115182), (6399, 106074), (6557, 103518), (6723, 100962), (11218, 60507), (11502, 59013), (11786, 57591), (12798, 53037), (13114, 51759), (13446, 50481), (16827, 40338), (17253, 39342), (17679, 38394), (19197, 35358), (19671, 34506), (20169, 33654)]