25568517

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 40055040

約数和(自身を除く): 14486523

約数列:

[1, 3, 13, 29, 37, 39, 47, 87, 111, 141, 169, 377, 481, 507, 611, 1073, 1131, 1363, 1443, 1739, 1833, 3219, 4089, 4901, 5217, 6253, 7943, 13949, 14703, 17719, 18759, 22607, 23829, 41847, 50431, 53157, 67821, 151293, 181337, 230347, 293891, 544011, 655603, 691041, 881673, 1966809, 8522839, 25568517]

約数ペア:

[(1, 25568517), (3, 8522839), (13, 1966809), (29, 881673), (37, 691041), (39, 655603), (47, 544011), (87, 293891), (111, 230347), (141, 181337), (169, 151293), (377, 67821), (481, 53157), (507, 50431), (611, 41847), (1073, 23829), (1131, 22607), (1363, 18759), (1443, 17719), (1739, 14703), (1833, 13949), (3219, 7943), (4089, 6253), (4901, 5217)]