2789262

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 7280640

約数和(自身を除く): 4491378

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 157, 189, 282, 314, 329, 378, 423, 471, 658, 846, 942, 987, 1099, 1269, 1413, 1974, 2198, 2538, 2826, 2961, 3297, 4239, 5922, 6594, 7379, 8478, 8883, 9891, 14758, 17766, 19782, 22137, 29673, 44274, 51653, 59346, 66411, 103306, 132822, 154959, 199233, 309918, 398466, 464877, 929754, 1394631, 2789262]

約数ペア:

[(1, 2789262), (2, 1394631), (3, 929754), (6, 464877), (7, 398466), (9, 309918), (14, 199233), (18, 154959), (21, 132822), (27, 103306), (42, 66411), (47, 59346), (54, 51653), (63, 44274), (94, 29673), (126, 22137), (141, 19782), (157, 17766), (189, 14758), (282, 9891), (314, 8883), (329, 8478), (378, 7379), (423, 6594), (471, 5922), (658, 4239), (846, 3297), (942, 2961), (987, 2826), (1099, 2538), (1269, 2198), (1413, 1974)]