90839918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 149822400

約数和(自身を除く): 58982482

約数列:

[1, 2, 13, 26, 97, 181, 194, 199, 362, 398, 1261, 2353, 2522, 2587, 4706, 5174, 17557, 19303, 35114, 36019, 38606, 72038, 228241, 250939, 456482, 468247, 501878, 936494, 3493843, 6987686, 45419959, 90839918]

約数ペア:

[(1, 90839918), (2, 45419959), (13, 6987686), (26, 3493843), (97, 936494), (181, 501878), (194, 468247), (199, 456482), (362, 250939), (398, 228241), (1261, 72038), (2353, 38606), (2522, 36019), (2587, 35114), (4706, 19303), (5174, 17557)]