639370164

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{32429}}^1$

素因数の和:32520

約数の個数: 48

約数和(自身を含む): 1569093120

約数和(自身を除く): 929722956

約数列:

[1, 2, 3, 4, 6, 12, 31, 53, 62, 93, 106, 124, 159, 186, 212, 318, 372, 636, 1643, 3286, 4929, 6572, 9858, 19716, 32429, 64858, 97287, 129716, 194574, 389148, 1005299, 1718737, 2010598, 3015897, 3437474, 4021196, 5156211, 6031794, 6874948, 10312422, 12063588, 20624844, 53280847, 106561694, 159842541, 213123388, 319685082, 639370164]

約数ペア:

[(1, 639370164), (2, 319685082), (3, 213123388), (4, 159842541), (6, 106561694), (12, 53280847), (31, 20624844), (53, 12063588), (62, 10312422), (93, 6874948), (106, 6031794), (124, 5156211), (159, 4021196), (186, 3437474), (212, 3015897), (318, 2010598), (372, 1718737), (636, 1005299), (1643, 389148), (3286, 194574), (4929, 129716), (6572, 97287), (9858, 64858), (19716, 32429)]