3948945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 8515584

約数和(自身を除く): 4566639

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 263, 273, 385, 429, 455, 715, 789, 1001, 1155, 1315, 1365, 1841, 2145, 2893, 3003, 3419, 3945, 5005, 5523, 8679, 9205, 10257, 14465, 15015, 17095, 20251, 23933, 27615, 37609, 43395, 51285, 60753, 71799, 101255, 112827, 119665, 188045, 263263, 303765, 358995, 564135, 789789, 1316315, 3948945]

約数ペア:

[(1, 3948945), (3, 1316315), (5, 789789), (7, 564135), (11, 358995), (13, 303765), (15, 263263), (21, 188045), (33, 119665), (35, 112827), (39, 101255), (55, 71799), (65, 60753), (77, 51285), (91, 43395), (105, 37609), (143, 27615), (165, 23933), (195, 20251), (231, 17095), (263, 15015), (273, 14465), (385, 10257), (429, 9205), (455, 8679), (715, 5523), (789, 5005), (1001, 3945), (1155, 3419), (1315, 3003), (1365, 2893), (1841, 2145)]