1138991685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1307}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 2030434560

約数和(自身を除く): 891442875

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 109, 123, 195, 205, 327, 533, 545, 615, 1307, 1417, 1599, 1635, 2665, 3921, 4251, 4469, 6535, 7085, 7995, 13407, 16991, 19605, 21255, 22345, 50973, 53587, 58097, 67035, 84955, 142463, 160761, 174291, 254865, 267935, 290485, 427389, 696631, 712315, 803805, 871455, 1852019, 2089893, 2136945, 3483155, 5556057, 5840983, 9260095, 10449465, 17522949, 27780285, 29204915, 75932779, 87614745, 227798337, 379663895, 1138991685]

約数ペア:

[(1, 1138991685), (3, 379663895), (5, 227798337), (13, 87614745), (15, 75932779), (39, 29204915), (41, 27780285), (65, 17522949), (109, 10449465), (123, 9260095), (195, 5840983), (205, 5556057), (327, 3483155), (533, 2136945), (545, 2089893), (615, 1852019), (1307, 871455), (1417, 803805), (1599, 712315), (1635, 696631), (2665, 427389), (3921, 290485), (4251, 267935), (4469, 254865), (6535, 174291), (7085, 160761), (7995, 142463), (13407, 84955), (16991, 67035), (19605, 58097), (21255, 53587), (22345, 50973)]