249689916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1259}}^1$

素因数の和:2063

約数の個数: 72

約数和(自身を含む): 722816640

約数和(自身を除く): 473126724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 787, 1259, 1574, 2361, 2518, 3148, 3777, 4722, 5036, 5509, 7083, 7554, 8813, 9444, 11018, 11331, 14166, 15108, 16527, 17626, 22036, 22662, 26439, 28332, 33054, 35252, 45324, 49581, 52878, 66108, 79317, 99162, 105756, 158634, 198324, 317268, 990833, 1981666, 2972499, 3963332, 5944998, 6935831, 8917497, 11889996, 13871662, 17834994, 20807493, 27743324, 35669988, 41614986, 62422479, 83229972, 124844958, 249689916]

約数ペア:

[(1, 249689916), (2, 124844958), (3, 83229972), (4, 62422479), (6, 41614986), (7, 35669988), (9, 27743324), (12, 20807493), (14, 17834994), (18, 13871662), (21, 11889996), (28, 8917497), (36, 6935831), (42, 5944998), (63, 3963332), (84, 2972499), (126, 1981666), (252, 990833), (787, 317268), (1259, 198324), (1574, 158634), (2361, 105756), (2518, 99162), (3148, 79317), (3777, 66108), (4722, 52878), (5036, 49581), (5509, 45324), (7083, 35252), (7554, 33054), (8813, 28332), (9444, 26439), (11018, 22662), (11331, 22036), (14166, 17626), (15108, 16527)]