39793215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 80289792

約数和(自身を除く): 40496577

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 131, 165, 231, 263, 385, 393, 655, 789, 917, 1155, 1315, 1441, 1841, 1965, 2751, 2893, 3945, 4323, 4585, 5523, 7205, 8679, 9205, 10087, 13755, 14465, 20251, 21615, 27615, 30261, 34453, 43395, 50435, 60753, 101255, 103359, 151305, 172265, 241171, 303765, 378983, 516795, 723513, 1136949, 1205855, 1894915, 2652881, 3617565, 5684745, 7958643, 13264405, 39793215]

約数ペア:

[(1, 39793215), (3, 13264405), (5, 7958643), (7, 5684745), (11, 3617565), (15, 2652881), (21, 1894915), (33, 1205855), (35, 1136949), (55, 723513), (77, 516795), (105, 378983), (131, 303765), (165, 241171), (231, 172265), (263, 151305), (385, 103359), (393, 101255), (655, 60753), (789, 50435), (917, 43395), (1155, 34453), (1315, 30261), (1441, 27615), (1841, 21615), (1965, 20251), (2751, 14465), (2893, 13755), (3945, 10087), (4323, 9205), (4585, 8679), (5523, 7205)]