28047978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{74201}}^1$

素因数の和:74219

約数の個数: 32

約数和(自身を含む): 71233920

約数和(自身を除く): 43185942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 74201, 148402, 222603, 445206, 519407, 667809, 1038814, 1335618, 1558221, 2003427, 3116442, 4006854, 4674663, 9349326, 14023989, 28047978]

約数ペア:

[(1, 28047978), (2, 14023989), (3, 9349326), (6, 4674663), (7, 4006854), (9, 3116442), (14, 2003427), (18, 1558221), (21, 1335618), (27, 1038814), (42, 667809), (54, 519407), (63, 445206), (126, 222603), (189, 148402), (378, 74201)]