156987189945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2473}}^1\times {\mathrm{82981}}^1$

素因数の和:85482

約数の個数: 48

約数和(自身を含む): 288237645072

約数和(自身を除く): 131250455127

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2473, 7419, 12365, 22257, 37095, 42041, 82981, 111285, 126123, 210205, 248943, 378369, 414905, 630615, 746829, 1244715, 1410677, 1891845, 3734145, 4232031, 7053385, 12696093, 21160155, 63480465, 205212013, 615636039, 1026060065, 1846908117, 3078180195, 3488604221, 9234540585, 10465812663, 17443021105, 31397437989, 52329063315, 156987189945]

約数ペア:

[(1, 156987189945), (3, 52329063315), (5, 31397437989), (9, 17443021105), (15, 10465812663), (17, 9234540585), (45, 3488604221), (51, 3078180195), (85, 1846908117), (153, 1026060065), (255, 615636039), (765, 205212013), (2473, 63480465), (7419, 21160155), (12365, 12696093), (22257, 7053385), (37095, 4232031), (42041, 3734145), (82981, 1891845), (111285, 1410677), (126123, 1244715), (210205, 746829), (248943, 630615), (378369, 414905)]