28029105

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15971}}^1$

素因数の和:15998

約数の個数: 32

約数和(自身を含む): 53665920

約数和(自身を除く): 25636815

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 15971, 47913, 79855, 143739, 207623, 239565, 431217, 622869, 718695, 1038115, 1868607, 2156085, 3114345, 5605821, 9343035, 28029105]

約数ペア:

[(1, 28029105), (3, 9343035), (5, 5605821), (9, 3114345), (13, 2156085), (15, 1868607), (27, 1038115), (39, 718695), (45, 622869), (65, 431217), (117, 239565), (135, 207623), (195, 143739), (351, 79855), (585, 47913), (1755, 15971)]