28943838

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6961}}^1$

素因数の和:6990

約数の個数: 64

約数和(自身を含む): 80202240

約数和(自身を除く): 51258402

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 6961, 13922, 20883, 41766, 48727, 62649, 76571, 97454, 125298, 146181, 153142, 187947, 229713, 292362, 375894, 438543, 459426, 535997, 689139, 877086, 1071994, 1315629, 1378278, 1607991, 2067417, 2631258, 3215982, 4134834, 4823973, 9647946, 14471919, 28943838]

約数ペア:

[(1, 28943838), (2, 14471919), (3, 9647946), (6, 4823973), (7, 4134834), (9, 3215982), (11, 2631258), (14, 2067417), (18, 1607991), (21, 1378278), (22, 1315629), (27, 1071994), (33, 877086), (42, 689139), (54, 535997), (63, 459426), (66, 438543), (77, 375894), (99, 292362), (126, 229713), (154, 187947), (189, 153142), (198, 146181), (231, 125298), (297, 97454), (378, 76571), (462, 62649), (594, 48727), (693, 41766), (1386, 20883), (2079, 13922), (4158, 6961)]