384340838

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1\times {\mathrm{631}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 666785280

約数和(自身を除く): 282444442

約数列:

[1, 2, 7, 14, 139, 278, 313, 626, 631, 973, 1262, 1946, 2191, 4382, 4417, 8834, 43507, 87014, 87709, 175418, 197503, 304549, 395006, 609098, 613963, 1227926, 1382521, 2765042, 27452917, 54905834, 192170419, 384340838]

約数ペア:

[(1, 384340838), (2, 192170419), (7, 54905834), (14, 27452917), (139, 2765042), (278, 1382521), (313, 1227926), (626, 613963), (631, 609098), (973, 395006), (1262, 304549), (1946, 197503), (2191, 175418), (4382, 87709), (4417, 87014), (8834, 43507)]