128221356

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1301}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 307980288

約数和(自身を除く): 179758932

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 191, 258, 382, 516, 573, 764, 1146, 1301, 2292, 2602, 3903, 5204, 7806, 8213, 15612, 16426, 24639, 32852, 49278, 55943, 98556, 111886, 167829, 223772, 248491, 335658, 496982, 671316, 745473, 993964, 1490946, 2981892, 10685113, 21370226, 32055339, 42740452, 64110678, 128221356]

約数ペア:

[(1, 128221356), (2, 64110678), (3, 42740452), (4, 32055339), (6, 21370226), (12, 10685113), (43, 2981892), (86, 1490946), (129, 993964), (172, 745473), (191, 671316), (258, 496982), (382, 335658), (516, 248491), (573, 223772), (764, 167829), (1146, 111886), (1301, 98556), (2292, 55943), (2602, 49278), (3903, 32852), (5204, 24639), (7806, 16426), (8213, 15612)]