1680973905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 2952069120

約数和(自身を除く): 1271095215

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 127, 195, 309, 381, 515, 635, 659, 1339, 1545, 1651, 1905, 1977, 3295, 4017, 4953, 6695, 8255, 8567, 9885, 13081, 20085, 24765, 25701, 39243, 42835, 65405, 67877, 83693, 128505, 170053, 196215, 203631, 251079, 339385, 418465, 510159, 850265, 882401, 1018155, 1088009, 1255395, 2550795, 2647203, 3264027, 4412005, 5440045, 8620379, 13236015, 16320135, 25861137, 43101895, 112064927, 129305685, 336194781, 560324635, 1680973905]

約数ペア:

[(1, 1680973905), (3, 560324635), (5, 336194781), (13, 129305685), (15, 112064927), (39, 43101895), (65, 25861137), (103, 16320135), (127, 13236015), (195, 8620379), (309, 5440045), (381, 4412005), (515, 3264027), (635, 2647203), (659, 2550795), (1339, 1255395), (1545, 1088009), (1651, 1018155), (1905, 882401), (1977, 850265), (3295, 510159), (4017, 418465), (4953, 339385), (6695, 251079), (8255, 203631), (8567, 196215), (9885, 170053), (13081, 128505), (20085, 83693), (24765, 67877), (25701, 65405), (39243, 42835)]