28572345

素因数分解:

$3^4\times 5^1\times {\mathrm{70549}}^1$

素因数の和:70566

約数の個数: 20

約数和(自身を含む): 51219300

約数和(自身を除く): 22646955

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 70549, 211647, 352745, 634941, 1058235, 1904823, 3174705, 5714469, 9524115, 28572345]

約数ペア:

[(1, 28572345), (3, 9524115), (5, 5714469), (9, 3174705), (15, 1904823), (27, 1058235), (45, 634941), (81, 352745), (135, 211647), (405, 70549)]