28679796

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 75339264

約数和(自身を除く): 46659468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 97, 129, 172, 191, 194, 258, 291, 382, 387, 388, 516, 573, 582, 764, 774, 873, 1146, 1164, 1548, 1719, 1746, 2292, 3438, 3492, 4171, 6876, 8213, 8342, 12513, 16426, 16684, 18527, 24639, 25026, 32852, 37054, 37539, 49278, 50052, 55581, 73917, 74108, 75078, 98556, 111162, 147834, 150156, 166743, 222324, 295668, 333486, 666972, 796661, 1593322, 2389983, 3186644, 4779966, 7169949, 9559932, 14339898, 28679796]

約数ペア:

[(1, 28679796), (2, 14339898), (3, 9559932), (4, 7169949), (6, 4779966), (9, 3186644), (12, 2389983), (18, 1593322), (36, 796661), (43, 666972), (86, 333486), (97, 295668), (129, 222324), (172, 166743), (191, 150156), (194, 147834), (258, 111162), (291, 98556), (382, 75078), (387, 74108), (388, 73917), (516, 55581), (573, 50052), (582, 49278), (764, 37539), (774, 37054), (873, 32852), (1146, 25026), (1164, 24639), (1548, 18527), (1719, 16684), (1746, 16426), (2292, 12513), (3438, 8342), (3492, 8213), (4171, 6876)]