2879982

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 7718400

約数和(自身を除く): 4838418

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 401, 513, 798, 802, 1026, 1197, 1203, 2394, 2406, 2807, 3591, 3609, 5614, 7182, 7218, 7619, 8421, 10827, 15238, 16842, 21654, 22857, 25263, 45714, 50526, 53333, 68571, 75789, 106666, 137142, 151578, 159999, 205713, 319998, 411426, 479997, 959994, 1439991, 2879982]

約数ペア:

[(1, 2879982), (2, 1439991), (3, 959994), (6, 479997), (7, 411426), (9, 319998), (14, 205713), (18, 159999), (19, 151578), (21, 137142), (27, 106666), (38, 75789), (42, 68571), (54, 53333), (57, 50526), (63, 45714), (114, 25263), (126, 22857), (133, 21654), (171, 16842), (189, 15238), (266, 10827), (342, 8421), (378, 7619), (399, 7218), (401, 7182), (513, 5614), (798, 3609), (802, 3591), (1026, 2807), (1197, 2406), (1203, 2394)]