7278642

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 18338112

約数和(自身を除く): 11059470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 947, 1098, 1281, 1894, 2562, 2841, 3843, 5682, 6629, 7686, 8523, 13258, 17046, 19887, 39774, 57767, 59661, 115534, 119322, 173301, 346602, 404369, 519903, 808738, 1039806, 1213107, 2426214, 3639321, 7278642]

約数ペア:

[(1, 7278642), (2, 3639321), (3, 2426214), (6, 1213107), (7, 1039806), (9, 808738), (14, 519903), (18, 404369), (21, 346602), (42, 173301), (61, 119322), (63, 115534), (122, 59661), (126, 57767), (183, 39774), (366, 19887), (427, 17046), (549, 13258), (854, 8523), (947, 7686), (1098, 6629), (1281, 5682), (1894, 3843), (2562, 2841)]