820888965

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{467743}}^1$

素因数の和:467770

約数の個数: 32

約数和(自身を含む): 1571619840

約数和(自身を除く): 750730875

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 467743, 1403229, 2338715, 4209687, 6080659, 7016145, 12629061, 18241977, 21048435, 30403295, 54725931, 63145305, 91209885, 164177793, 273629655, 820888965]

約数ペア:

[(1, 820888965), (3, 273629655), (5, 164177793), (9, 91209885), (13, 63145305), (15, 54725931), (27, 30403295), (39, 21048435), (45, 18241977), (65, 12629061), (117, 7016145), (135, 6080659), (195, 4209687), (351, 2338715), (585, 1403229), (1755, 467743)]