1994403879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{549877}}^1$

素因数の和:549927

約数の個数: 24

約数和(自身を含む): 3202489472

約数和(自身を除く): 1208085593

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 549877, 1649631, 4948893, 7148401, 17046187, 21445203, 51138561, 64335609, 153415683, 221600431, 664801293, 1994403879]

約数ペア:

[(1, 1994403879), (3, 664801293), (9, 221600431), (13, 153415683), (31, 64335609), (39, 51138561), (93, 21445203), (117, 17046187), (279, 7148401), (403, 4948893), (1209, 1649631), (3627, 549877)]