12879972

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{631}}^1$

素因数の和:660

約数の個数: 84

約数和(自身を含む): 38683456

約数和(自身を除く): 25803484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 631, 729, 756, 972, 1134, 1262, 1458, 1701, 1893, 2268, 2524, 2916, 3402, 3786, 4417, 5103, 5679, 6804, 7572, 8834, 10206, 11358, 13251, 17037, 17668, 20412, 22716, 26502, 34074, 39753, 51111, 53004, 68148, 79506, 102222, 119259, 153333, 159012, 204444, 238518, 306666, 357777, 459999, 477036, 613332, 715554, 919998, 1073331, 1431108, 1839996, 2146662, 3219993, 4293324, 6439986, 12879972]

約数ペア:

[(1, 12879972), (2, 6439986), (3, 4293324), (4, 3219993), (6, 2146662), (7, 1839996), (9, 1431108), (12, 1073331), (14, 919998), (18, 715554), (21, 613332), (27, 477036), (28, 459999), (36, 357777), (42, 306666), (54, 238518), (63, 204444), (81, 159012), (84, 153333), (108, 119259), (126, 102222), (162, 79506), (189, 68148), (243, 53004), (252, 51111), (324, 39753), (378, 34074), (486, 26502), (567, 22716), (631, 20412), (729, 17668), (756, 17037), (972, 13251), (1134, 11358), (1262, 10206), (1458, 8834), (1701, 7572), (1893, 6804), (2268, 5679), (2524, 5103), (2916, 4417), (3402, 3786)]