77981004

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{30509}}^1$

素因数の和:30590

約数の個数: 36

約数和(自身を含む): 199901520

約数和(自身を除く): 121920516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 30509, 61018, 91527, 122036, 183054, 274581, 366108, 549162, 1098324, 2166139, 4332278, 6498417, 8664556, 12996834, 19495251, 25993668, 38990502, 77981004]

約数ペア:

[(1, 77981004), (2, 38990502), (3, 25993668), (4, 19495251), (6, 12996834), (9, 8664556), (12, 6498417), (18, 4332278), (36, 2166139), (71, 1098324), (142, 549162), (213, 366108), (284, 274581), (426, 183054), (639, 122036), (852, 91527), (1278, 61018), (2556, 30509)]