25711803

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 45158400

約数和(自身を除く): 19446597

約数列:

[1, 3, 9, 13, 17, 27, 31, 39, 51, 93, 117, 139, 153, 221, 279, 351, 403, 417, 459, 527, 663, 837, 1209, 1251, 1581, 1807, 1989, 2363, 3627, 3753, 4309, 4743, 5421, 5967, 6851, 7089, 10881, 12927, 14229, 16263, 20553, 21267, 30719, 38781, 48789, 56017, 61659, 63801, 73253, 92157, 116343, 168051, 184977, 219759, 276471, 504153, 659277, 829413, 952289, 1512459, 1977831, 2856867, 8570601, 25711803]

約数ペア:

[(1, 25711803), (3, 8570601), (9, 2856867), (13, 1977831), (17, 1512459), (27, 952289), (31, 829413), (39, 659277), (51, 504153), (93, 276471), (117, 219759), (139, 184977), (153, 168051), (221, 116343), (279, 92157), (351, 73253), (403, 63801), (417, 61659), (459, 56017), (527, 48789), (663, 38781), (837, 30719), (1209, 21267), (1251, 20553), (1581, 16263), (1807, 14229), (1989, 12927), (2363, 10881), (3627, 7089), (3753, 6851), (4309, 5967), (4743, 5421)]