214976013

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4943}}^1$

素因数の和:5081

約数の個数: 32

約数和(自身を含む): 348057600

約数和(自身を除く): 133081587

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 2071, 2289, 4943, 6213, 14497, 14829, 34601, 43491, 93917, 103803, 281751, 538787, 657419, 1616361, 1972257, 3771509, 10236953, 11314527, 30710859, 71658671, 214976013]

約数ペア:

[(1, 214976013), (3, 71658671), (7, 30710859), (19, 11314527), (21, 10236953), (57, 3771509), (109, 1972257), (133, 1616361), (327, 657419), (399, 538787), (763, 281751), (2071, 103803), (2289, 93917), (4943, 43491), (6213, 34601), (14497, 14829)]