20141145

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 36391680

約数和(自身を除く): 16250535

約数列:

[1, 3, 5, 9, 15, 45, 47, 89, 107, 141, 235, 267, 321, 423, 445, 535, 705, 801, 963, 1335, 1605, 2115, 4005, 4183, 4815, 5029, 9523, 12549, 15087, 20915, 25145, 28569, 37647, 45261, 47615, 62745, 75435, 85707, 142845, 188235, 226305, 428535, 447581, 1342743, 2237905, 4028229, 6713715, 20141145]

約数ペア:

[(1, 20141145), (3, 6713715), (5, 4028229), (9, 2237905), (15, 1342743), (45, 447581), (47, 428535), (89, 226305), (107, 188235), (141, 142845), (235, 85707), (267, 75435), (321, 62745), (423, 47615), (445, 45261), (535, 37647), (705, 28569), (801, 25145), (963, 20915), (1335, 15087), (1605, 12549), (2115, 9523), (4005, 5029), (4183, 4815)]