30130254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21739}}^1$

素因数の和:21765

約数の個数: 48

約数和(自身を含む): 81394560

約数和(自身を除く): 51264306

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 21739, 43478, 65217, 130434, 152173, 195651, 239129, 304346, 391302, 456519, 478258, 717387, 913038, 1369557, 1434774, 1673903, 2152161, 2739114, 3347806, 4304322, 5021709, 10043418, 15065127, 30130254]

約数ペア:

[(1, 30130254), (2, 15065127), (3, 10043418), (6, 5021709), (7, 4304322), (9, 3347806), (11, 2739114), (14, 2152161), (18, 1673903), (21, 1434774), (22, 1369557), (33, 913038), (42, 717387), (63, 478258), (66, 456519), (77, 391302), (99, 304346), (126, 239129), (154, 195651), (198, 152173), (231, 130434), (462, 65217), (693, 43478), (1386, 21739)]