28301535

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7229}}^1$

素因数の和:7272

約数の個数: 32

約数和(自身を含む): 52056000

約数和(自身を除く): 23754465

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 7229, 21687, 36145, 65061, 108435, 195183, 209641, 325305, 628923, 975915, 1048205, 1886769, 3144615, 5660307, 9433845, 28301535]

約数ペア:

[(1, 28301535), (3, 9433845), (5, 5660307), (9, 3144615), (15, 1886769), (27, 1048205), (29, 975915), (45, 628923), (87, 325305), (135, 209641), (145, 195183), (261, 108435), (435, 65061), (783, 36145), (1305, 21687), (3915, 7229)]