215539401

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49109}}^1$

素因数の和:49149

約数の個数: 32

約数和(自身を含む): 377164800

約数和(自身を除く): 161625399

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 49109, 147327, 343763, 540199, 933071, 1031289, 1620597, 2799213, 3781393, 6531497, 10263781, 11344179, 19594491, 30791343, 71846467, 215539401]

約数ペア:

[(1, 215539401), (3, 71846467), (7, 30791343), (11, 19594491), (19, 11344179), (21, 10263781), (33, 6531497), (57, 3781393), (77, 2799213), (133, 1620597), (209, 1031289), (231, 933071), (399, 540199), (627, 343763), (1463, 147327), (4389, 49109)]