91987.00000000

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{2371}}^1$

素因数の和:2617

約数の個数: 32

約数和(自身を含む): 98200800

約数和(自身を除く): 50420408

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 229, 458, 916, 1832, 2371, 2519, 4742, 5038, 9484, 10076, 18968, 20152, 26081, 52162, 104324, 208648, 542959, 1085918, 2171836, 4343672, 5972549, 11945098, 23890196, 47780392]

約数ペア:

[(1, 47780392), (2, 23890196), (4, 11945098), (8, 5972549), (11, 4343672), (22, 2171836), (44, 1085918), (88, 542959), (229, 208648), (458, 104324), (916, 52162), (1832, 26081), (2371, 20152), (2519, 18968), (4742, 10076), (5038, 9484)]