70551351

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 50408649

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 117, 149, 171, 213, 247, 351, 447, 513, 639, 741, 923, 1341, 1349, 1917, 1937, 2223, 2769, 2831, 4023, 4047, 5811, 6669, 8307, 8493, 10579, 12141, 17433, 17537, 24921, 25479, 31737, 36423, 36803, 52299, 52611, 76437, 95211, 110409, 137527, 157833, 201001, 285633, 331227, 412581, 473499, 603003, 993681, 1237743, 1809009, 2613013, 3713229, 5427027, 7839039, 23517117, 70551351]

約数ペア:

[(1, 70551351), (3, 23517117), (9, 7839039), (13, 5427027), (19, 3713229), (27, 2613013), (39, 1809009), (57, 1237743), (71, 993681), (117, 603003), (149, 473499), (171, 412581), (213, 331227), (247, 285633), (351, 201001), (447, 157833), (513, 137527), (639, 110409), (741, 95211), (923, 76437), (1341, 52611), (1349, 52299), (1917, 36803), (1937, 36423), (2223, 31737), (2769, 25479), (2831, 24921), (4023, 17537), (4047, 17433), (5811, 12141), (6669, 10579), (8307, 8493)]