420211611

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{691}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 632432640

約数和(自身を除く): 212221029

約数列:

[1, 3, 9, 27, 101, 223, 303, 669, 691, 909, 2007, 2073, 2727, 6021, 6219, 18657, 22523, 67569, 69791, 154093, 202707, 209373, 462279, 608121, 628119, 1386837, 1884357, 4160511, 15563393, 46690179, 140070537, 420211611]

約数ペア:

[(1, 420211611), (3, 140070537), (9, 46690179), (27, 15563393), (101, 4160511), (223, 1884357), (303, 1386837), (669, 628119), (691, 608121), (909, 462279), (2007, 209373), (2073, 202707), (2727, 154093), (6021, 69791), (6219, 67569), (18657, 22523)]