278628966

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{201031}}^1$

素因数の和:201057

約数の個数: 48

約数和(自身を含む): 752663808

約数和(自身を除く): 474034842

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, 201031, 402062, 603093, 1206186, 1407217, 1809279, 2211341, 2814434, 3618558, 4221651, 4422682, 6634023, 8443302, 12664953, 13268046, 15479387, 19902069, 25329906, 30958774, 39804138, 46438161, 92876322, 139314483, 278628966]

約数ペア:

[(1, 278628966), (2, 139314483), (3, 92876322), (6, 46438161), (7, 39804138), (9, 30958774), (11, 25329906), (14, 19902069), (18, 15479387), (21, 13268046), (22, 12664953), (33, 8443302), (42, 6634023), (63, 4422682), (66, 4221651), (77, 3618558), (99, 2814434), (126, 2211341), (154, 1809279), (198, 1407217), (231, 1206186), (462, 603093), (693, 402062), (1386, 201031)]