138974470

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227827}}^1$

素因数の和:227895

約数の個数: 16

約数和(自身を含む): 254256048

約数和(自身を除く): 115281578

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 227827, 455654, 1139135, 2278270, 13897447, 27794894, 69487235, 138974470]

約数ペア:

[(1, 138974470), (2, 69487235), (5, 27794894), (10, 13897447), (61, 2278270), (122, 1139135), (305, 455654), (610, 227827)]