128028615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3511}}^1$

素因数の和:3560

約数の個数: 64

約数和(自身を含む): 254886912

約数和(自身を除く): 126858297

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 51, 55, 65, 85, 143, 165, 187, 195, 221, 255, 429, 561, 663, 715, 935, 1105, 2145, 2431, 2805, 3315, 3511, 7293, 10533, 12155, 17555, 36465, 38621, 45643, 52665, 59687, 115863, 136929, 179061, 193105, 228215, 298435, 502073, 579315, 656557, 684645, 775931, 895305, 1506219, 1969671, 2327793, 2510365, 3282785, 3879655, 7531095, 8535241, 9848355, 11638965, 25605723, 42676205, 128028615]

約数ペア:

[(1, 128028615), (3, 42676205), (5, 25605723), (11, 11638965), (13, 9848355), (15, 8535241), (17, 7531095), (33, 3879655), (39, 3282785), (51, 2510365), (55, 2327793), (65, 1969671), (85, 1506219), (143, 895305), (165, 775931), (187, 684645), (195, 656557), (221, 579315), (255, 502073), (429, 298435), (561, 228215), (663, 193105), (715, 179061), (935, 136929), (1105, 115863), (2145, 59687), (2431, 52665), (2805, 45643), (3315, 38621), (3511, 36465), (7293, 17555), (10533, 12155)]