1220142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 3225600

約数和(自身を除く): 2005458

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 139, 154, 209, 231, 266, 278, 399, 417, 418, 462, 627, 798, 834, 973, 1254, 1463, 1529, 1946, 2641, 2919, 2926, 3058, 4389, 4587, 5282, 5838, 7923, 8778, 9174, 10703, 15846, 18487, 21406, 29051, 32109, 36974, 55461, 58102, 64218, 87153, 110922, 174306, 203357, 406714, 610071, 1220142]

約数ペア:

[(1, 1220142), (2, 610071), (3, 406714), (6, 203357), (7, 174306), (11, 110922), (14, 87153), (19, 64218), (21, 58102), (22, 55461), (33, 36974), (38, 32109), (42, 29051), (57, 21406), (66, 18487), (77, 15846), (114, 10703), (133, 9174), (139, 8778), (154, 7923), (209, 5838), (231, 5282), (266, 4587), (278, 4389), (399, 3058), (417, 2926), (418, 2919), (462, 2641), (627, 1946), (798, 1529), (834, 1463), (973, 1254)]