90238522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1283}}^1$

素因数の和:1458

約数の個数: 32

約数和(自身を含む): 155312640

約数和(自身を除く): 65074118

約数列:

[1, 2, 11, 22, 23, 46, 139, 253, 278, 506, 1283, 1529, 2566, 3058, 3197, 6394, 14113, 28226, 29509, 35167, 59018, 70334, 178337, 324599, 356674, 649198, 1961707, 3923414, 4101751, 8203502, 45119261, 90238522]

約数ペア:

[(1, 90238522), (2, 45119261), (11, 8203502), (22, 4101751), (23, 3923414), (46, 1961707), (139, 649198), (253, 356674), (278, 324599), (506, 178337), (1283, 70334), (1529, 59018), (2566, 35167), (3058, 29509), (3197, 28226), (6394, 14113)]