788641618

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 1249633152

約数和(自身を除く): 460991534

約数列:

[1, 2, 23, 46, 193, 211, 386, 421, 422, 842, 4439, 4853, 8878, 9683, 9706, 19366, 40723, 81253, 81446, 88831, 162506, 177662, 936629, 1868819, 1873258, 2043113, 3737638, 4086226, 17144383, 34288766, 394320809, 788641618]

約数ペア:

[(1, 788641618), (2, 394320809), (23, 34288766), (46, 17144383), (193, 4086226), (211, 3737638), (386, 2043113), (421, 1873258), (422, 1868819), (842, 936629), (4439, 177662), (4853, 162506), (8878, 88831), (9683, 81446), (9706, 81253), (19366, 40723)]