28031745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14051}}^1$

素因数の和:14085

約数の個数: 32

約数和(自身を含む): 53959680

約数和(自身を除く): 25927935

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 14051, 42153, 70255, 98357, 210765, 266969, 295071, 491785, 800907, 1334845, 1475355, 1868783, 4004535, 5606349, 9343915, 28031745]

約数ペア:

[(1, 28031745), (3, 9343915), (5, 5606349), (7, 4004535), (15, 1868783), (19, 1475355), (21, 1334845), (35, 800907), (57, 491785), (95, 295071), (105, 266969), (133, 210765), (285, 98357), (399, 70255), (665, 42153), (1995, 14051)]