26890398

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 60349536

約数和(自身を除く): 33459138

約数列:

[1, 2, 3, 6, 9, 18, 53, 71, 106, 142, 159, 213, 318, 397, 426, 477, 639, 794, 954, 1191, 1278, 2382, 3573, 3763, 7146, 7526, 11289, 21041, 22578, 28187, 33867, 42082, 56374, 63123, 67734, 84561, 126246, 169122, 189369, 253683, 378738, 507366, 1493911, 2987822, 4481733, 8963466, 13445199, 26890398]

約数ペア:

[(1, 26890398), (2, 13445199), (3, 8963466), (6, 4481733), (9, 2987822), (18, 1493911), (53, 507366), (71, 378738), (106, 253683), (142, 189369), (159, 169122), (213, 126246), (318, 84561), (397, 67734), (426, 63123), (477, 56374), (639, 42082), (794, 33867), (954, 28187), (1191, 22578), (1278, 21041), (2382, 11289), (3573, 7526), (3763, 7146)]