227777805

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{16381}}^1$

素因数の和:16498

約数の個数: 32

約数和(自身を含む): 408894720

約数和(自身を除く): 181116915

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2781, 4635, 13905, 16381, 49143, 81905, 147429, 245715, 442287, 737145, 1687243, 2211435, 5061729, 8436215, 15185187, 25308645, 45555561, 75925935, 227777805]

約数ペア:

[(1, 227777805), (3, 75925935), (5, 45555561), (9, 25308645), (15, 15185187), (27, 8436215), (45, 5061729), (103, 2211435), (135, 1687243), (309, 737145), (515, 442287), (927, 245715), (1545, 147429), (2781, 81905), (4635, 49143), (13905, 16381)]