890995252

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{2423}}^1$

素因数の和:3028

約数の個数: 48

約数和(自身を含む): 1863493632

約数和(自身を除く): 972498380

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 571, 644, 1142, 2284, 2423, 3997, 4846, 7994, 9692, 13133, 15988, 16961, 26266, 33922, 52532, 55729, 67844, 91931, 111458, 183862, 222916, 367724, 390103, 780206, 1383533, 1560412, 2767066, 5534132, 9684731, 19369462, 31821259, 38738924, 63642518, 127285036, 222748813, 445497626, 890995252]

約数ペア:

[(1, 890995252), (2, 445497626), (4, 222748813), (7, 127285036), (14, 63642518), (23, 38738924), (28, 31821259), (46, 19369462), (92, 9684731), (161, 5534132), (322, 2767066), (571, 1560412), (644, 1383533), (1142, 780206), (2284, 390103), (2423, 367724), (3997, 222916), (4846, 183862), (7994, 111458), (9692, 91931), (13133, 67844), (15988, 55729), (16961, 52532), (26266, 33922)]