631752051

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1499}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 1017792000

約数和(自身を除く): 386039949

約数列:

[1, 3, 7, 21, 47, 49, 61, 141, 147, 183, 329, 427, 987, 1281, 1499, 2303, 2867, 2989, 4497, 6909, 8601, 8967, 10493, 20069, 31479, 60207, 70453, 73451, 91439, 140483, 211359, 220353, 274317, 421449, 493171, 640073, 1479513, 1920219, 3452197, 4297633, 4480511, 10356591, 12892899, 13441533, 30083431, 90250293, 210584017, 631752051]

約数ペア:

[(1, 631752051), (3, 210584017), (7, 90250293), (21, 30083431), (47, 13441533), (49, 12892899), (61, 10356591), (141, 4480511), (147, 4297633), (183, 3452197), (329, 1920219), (427, 1479513), (987, 640073), (1281, 493171), (1499, 421449), (2303, 274317), (2867, 220353), (2989, 211359), (4497, 140483), (6909, 91439), (8601, 73451), (8967, 70453), (10493, 60207), (20069, 31479)]