1770465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 3079296

約数和(自身を除く): 1308831

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 131, 159, 255, 265, 393, 655, 795, 901, 1965, 2227, 2703, 4505, 6681, 6943, 11135, 13515, 20829, 33405, 34715, 104145, 118031, 354093, 590155, 1770465]

約数ペア:

[(1, 1770465), (3, 590155), (5, 354093), (15, 118031), (17, 104145), (51, 34715), (53, 33405), (85, 20829), (131, 13515), (159, 11135), (255, 6943), (265, 6681), (393, 4505), (655, 2703), (795, 2227), (901, 1965)]