1241521965

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{541}}^1$

素因数の和:835

約数の個数: 64

約数和(自身を含む): 2247782400

約数和(自身を除く): 1006260435

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 191, 267, 445, 541, 573, 801, 955, 1335, 1623, 1719, 2403, 2705, 2865, 4005, 4869, 5157, 8115, 8595, 12015, 14607, 16999, 24345, 25785, 48149, 50997, 73035, 84995, 103331, 144447, 152991, 240745, 254985, 309993, 433341, 458973, 516655, 722235, 764955, 929979, 1300023, 1549965, 2166705, 2294865, 2789937, 4649895, 6500115, 9196459, 13949685, 27589377, 45982295, 82768131, 137946885, 248304393, 413840655, 1241521965]

約数ペア:

[(1, 1241521965), (3, 413840655), (5, 248304393), (9, 137946885), (15, 82768131), (27, 45982295), (45, 27589377), (89, 13949685), (135, 9196459), (191, 6500115), (267, 4649895), (445, 2789937), (541, 2294865), (573, 2166705), (801, 1549965), (955, 1300023), (1335, 929979), (1623, 764955), (1719, 722235), (2403, 516655), (2705, 458973), (2865, 433341), (4005, 309993), (4869, 254985), (5157, 240745), (8115, 152991), (8595, 144447), (12015, 103331), (14607, 84995), (16999, 73035), (24345, 50997), (25785, 48149)]