643374844

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{3119}}^1$

素因数の和:3322

約数の個数: 48

約数和(自身を含む): 1320883200

約数和(自身を除く): 677508356

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 139, 212, 278, 371, 556, 742, 973, 1484, 1946, 3119, 3892, 6238, 7367, 12476, 14734, 21833, 29468, 43666, 51569, 87332, 103138, 165307, 206276, 330614, 433541, 661228, 867082, 1157149, 1734164, 2314298, 3034787, 4628596, 6069574, 12139148, 22977673, 45955346, 91910692, 160843711, 321687422, 643374844]

約数ペア:

[(1, 643374844), (2, 321687422), (4, 160843711), (7, 91910692), (14, 45955346), (28, 22977673), (53, 12139148), (106, 6069574), (139, 4628596), (212, 3034787), (278, 2314298), (371, 1734164), (556, 1157149), (742, 867082), (973, 661228), (1484, 433541), (1946, 330614), (3119, 206276), (3892, 165307), (6238, 103138), (7367, 87332), (12476, 51569), (14734, 43666), (21833, 29468)]