681634443

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2239}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 1123584000

約数和(自身を除く): 441949557

約数列:

[1, 3, 7, 19, 21, 49, 57, 109, 133, 147, 327, 399, 763, 931, 2071, 2239, 2289, 2793, 5341, 6213, 6717, 14497, 15673, 16023, 42541, 43491, 47019, 101479, 109711, 127623, 244051, 297787, 304437, 329133, 732153, 893361, 1708357, 2084509, 4636969, 5125071, 6253527, 11958499, 13910907, 32458783, 35875497, 97376349, 227211481, 681634443]

約数ペア:

[(1, 681634443), (3, 227211481), (7, 97376349), (19, 35875497), (21, 32458783), (49, 13910907), (57, 11958499), (109, 6253527), (133, 5125071), (147, 4636969), (327, 2084509), (399, 1708357), (763, 893361), (931, 732153), (2071, 329133), (2239, 304437), (2289, 297787), (2793, 244051), (5341, 127623), (6213, 109711), (6717, 101479), (14497, 47019), (15673, 43491), (16023, 42541)]