198494790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{508961}}^1$

素因数の和:508984

約数の個数: 32

約数和(自身を含む): 513033696

約数和(自身を除く): 314538906

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 508961, 1017922, 1526883, 2544805, 3053766, 5089610, 6616493, 7634415, 13232986, 15268830, 19849479, 33082465, 39698958, 66164930, 99247395, 198494790]

約数ペア:

[(1, 198494790), (2, 99247395), (3, 66164930), (5, 39698958), (6, 33082465), (10, 19849479), (13, 15268830), (15, 13232986), (26, 7634415), (30, 6616493), (39, 5089610), (65, 3053766), (78, 2544805), (130, 1526883), (195, 1017922), (390, 508961)]