39917745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 82736640

約数和(自身を除く): 42818895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 53, 63, 105, 135, 159, 189, 265, 315, 371, 477, 795, 797, 945, 1113, 1431, 1855, 2385, 2391, 3339, 3985, 5565, 5579, 7155, 7173, 10017, 11955, 16695, 16737, 21519, 27895, 35865, 42241, 50085, 50211, 83685, 107595, 126723, 150633, 211205, 251055, 295687, 380169, 633615, 753165, 887061, 1140507, 1478435, 1900845, 2661183, 4435305, 5702535, 7983549, 13305915, 39917745]

約数ペア:

[(1, 39917745), (3, 13305915), (5, 7983549), (7, 5702535), (9, 4435305), (15, 2661183), (21, 1900845), (27, 1478435), (35, 1140507), (45, 887061), (53, 753165), (63, 633615), (105, 380169), (135, 295687), (159, 251055), (189, 211205), (265, 150633), (315, 126723), (371, 107595), (477, 83685), (795, 50211), (797, 50085), (945, 42241), (1113, 35865), (1431, 27895), (1855, 21519), (2385, 16737), (2391, 16695), (3339, 11955), (3985, 10017), (5565, 7173), (5579, 7155)]