28228041

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 44841600

約数和(自身を除く): 16613559

約数列:

[1, 3, 9, 17, 27, 51, 89, 153, 267, 459, 691, 801, 1513, 2073, 2403, 4539, 6219, 11747, 13617, 18657, 35241, 40851, 61499, 105723, 184497, 317169, 553491, 1045483, 1660473, 3136449, 9409347, 28228041]

約数ペア:

[(1, 28228041), (3, 9409347), (9, 3136449), (17, 1660473), (27, 1045483), (51, 553491), (89, 317169), (153, 184497), (267, 105723), (459, 61499), (691, 40851), (801, 35241), (1513, 18657), (2073, 13617), (2403, 11747), (4539, 6219)]