129620848

素因数分解:

$2^4\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2749}}^1$

素因数の和:3185

約数の個数: 40

約数和(自身を含む): 287804000

約数和(自身を除く): 158183152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 421, 842, 1684, 2749, 2947, 3368, 5498, 5894, 6736, 10996, 11788, 19243, 21992, 23576, 38486, 43984, 47152, 76972, 153944, 307888, 1157329, 2314658, 4629316, 8101303, 9258632, 16202606, 18517264, 32405212, 64810424, 129620848]

約数ペア:

[(1, 129620848), (2, 64810424), (4, 32405212), (7, 18517264), (8, 16202606), (14, 9258632), (16, 8101303), (28, 4629316), (56, 2314658), (112, 1157329), (421, 307888), (842, 153944), (1684, 76972), (2749, 47152), (2947, 43984), (3368, 38486), (5498, 23576), (5894, 21992), (6736, 19243), (10996, 11788)]