15900488

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 30576000

約数和(自身を除く): 14675512

約数列:

[1, 2, 4, 8, 79, 139, 158, 181, 278, 316, 362, 556, 632, 724, 1112, 1448, 10981, 14299, 21962, 25159, 28598, 43924, 50318, 57196, 87848, 100636, 114392, 201272, 1987561, 3975122, 7950244, 15900488]

約数ペア:

[(1, 15900488), (2, 7950244), (4, 3975122), (8, 1987561), (79, 201272), (139, 114392), (158, 100636), (181, 87848), (278, 57196), (316, 50318), (362, 43924), (556, 28598), (632, 25159), (724, 21962), (1112, 14299), (1448, 10981)]