28141722

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{74449}}^1$

素因数の和:74467

約数の個数: 32

約数和(自身を含む): 71472000

約数和(自身を除く): 43330278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 74449, 148898, 223347, 446694, 521143, 670041, 1042286, 1340082, 1563429, 2010123, 3126858, 4020246, 4690287, 9380574, 14070861, 28141722]

約数ペア:

[(1, 28141722), (2, 14070861), (3, 9380574), (6, 4690287), (7, 4020246), (9, 3126858), (14, 2010123), (18, 1563429), (21, 1340082), (27, 1042286), (42, 670041), (54, 521143), (63, 446694), (126, 223347), (189, 148898), (378, 74449)]