31017928

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2887}}^1$

素因数の和:2989

約数の個数: 32

約数和(自身を含む): 62380800

約数和(自身を除く): 31362872

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2686, 2887, 5372, 5774, 10744, 11548, 23096, 49079, 98158, 196316, 228073, 392632, 456146, 912292, 1824584, 3877241, 7754482, 15508964, 31017928]

約数ペア:

[(1, 31017928), (2, 15508964), (4, 7754482), (8, 3877241), (17, 1824584), (34, 912292), (68, 456146), (79, 392632), (136, 228073), (158, 196316), (316, 98158), (632, 49079), (1343, 23096), (2686, 11548), (2887, 10744), (5372, 5774)]