1279828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 2721600

約数和(自身を除く): 1441772

約数列:

[1, 2, 4, 11, 17, 22, 29, 34, 44, 58, 59, 68, 116, 118, 187, 236, 319, 374, 493, 638, 649, 748, 986, 1003, 1276, 1298, 1711, 1972, 2006, 2596, 3422, 4012, 5423, 6844, 10846, 11033, 18821, 21692, 22066, 29087, 37642, 44132, 58174, 75284, 116348, 319957, 639914, 1279828]

約数ペア:

[(1, 1279828), (2, 639914), (4, 319957), (11, 116348), (17, 75284), (22, 58174), (29, 44132), (34, 37642), (44, 29087), (58, 22066), (59, 21692), (68, 18821), (116, 11033), (118, 10846), (187, 6844), (236, 5423), (319, 4012), (374, 3422), (493, 2596), (638, 2006), (649, 1972), (748, 1711), (986, 1298), (1003, 1276)]