43420221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 71285760

約数和(自身を除く): 27865539

約数列:

[1, 3, 9, 13, 29, 39, 67, 87, 117, 191, 201, 261, 377, 573, 603, 871, 1131, 1719, 1943, 2483, 2613, 3393, 5539, 5829, 7449, 7839, 12797, 16617, 17487, 22347, 25259, 38391, 49851, 72007, 75777, 115173, 166361, 216021, 227331, 371113, 499083, 648063, 1113339, 1497249, 3340017, 4824469, 14473407, 43420221]

約数ペア:

[(1, 43420221), (3, 14473407), (9, 4824469), (13, 3340017), (29, 1497249), (39, 1113339), (67, 648063), (87, 499083), (117, 371113), (191, 227331), (201, 216021), (261, 166361), (377, 115173), (573, 75777), (603, 72007), (871, 49851), (1131, 38391), (1719, 25259), (1943, 22347), (2483, 17487), (2613, 16617), (3393, 12797), (5539, 7839), (5829, 7449)]