27899430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71537}}^1$

素因数の和:71560

約数の個数: 32

約数和(自身を含む): 72110304

約数和(自身を除く): 44210874

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 71537, 143074, 214611, 357685, 429222, 715370, 929981, 1073055, 1859962, 2146110, 2789943, 4649905, 5579886, 9299810, 13949715, 27899430]

約数ペア:

[(1, 27899430), (2, 13949715), (3, 9299810), (5, 5579886), (6, 4649905), (10, 2789943), (13, 2146110), (15, 1859962), (26, 1073055), (30, 929981), (39, 715370), (65, 429222), (78, 357685), (130, 214611), (195, 143074), (390, 71537)]