7285278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1213}}^1$

素因数の和:1249

約数の個数: 64

約数和(自身を含む): 19579392

約数和(自身を除く): 12294114

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 1213, 2002, 2426, 3003, 3639, 6006, 7278, 8491, 13343, 15769, 16982, 25473, 26686, 31538, 40029, 47307, 50946, 80058, 93401, 94614, 110383, 173459, 186802, 220766, 280203, 331149, 346918, 520377, 560406, 662298, 1040754, 1214213, 2428426, 3642639, 7285278]

約数ペア:

[(1, 7285278), (2, 3642639), (3, 2428426), (6, 1214213), (7, 1040754), (11, 662298), (13, 560406), (14, 520377), (21, 346918), (22, 331149), (26, 280203), (33, 220766), (39, 186802), (42, 173459), (66, 110383), (77, 94614), (78, 93401), (91, 80058), (143, 50946), (154, 47307), (182, 40029), (231, 31538), (273, 26686), (286, 25473), (429, 16982), (462, 15769), (546, 13343), (858, 8491), (1001, 7278), (1213, 6006), (2002, 3639), (2426, 3003)]