919979354

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 1728000000

約数和(自身を除く): 808020646

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 239, 266, 406, 478, 499, 551, 998, 1102, 1673, 3346, 3493, 3857, 4541, 6931, 6986, 7714, 9082, 9481, 13862, 14471, 18962, 28942, 31787, 48517, 63574, 66367, 97034, 101297, 119261, 131689, 132734, 202594, 238522, 263378, 274949, 549898, 834827, 921823, 1669654, 1843646, 1924643, 2265959, 3458569, 3849286, 4531918, 6917138, 15861713, 24209983, 31723426, 48419966, 65712811, 131425622, 459989677, 919979354]

約数ペア:

[(1, 919979354), (2, 459989677), (7, 131425622), (14, 65712811), (19, 48419966), (29, 31723426), (38, 24209983), (58, 15861713), (133, 6917138), (203, 4531918), (239, 3849286), (266, 3458569), (406, 2265959), (478, 1924643), (499, 1843646), (551, 1669654), (998, 921823), (1102, 834827), (1673, 549898), (3346, 274949), (3493, 263378), (3857, 238522), (4541, 202594), (6931, 132734), (6986, 131689), (7714, 119261), (9082, 101297), (9481, 97034), (13862, 66367), (14471, 63574), (18962, 48517), (28942, 31787)]