38903865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1$

素因数の和:2630

約数の個数: 64

約数和(自身を含む): 83607552

約数和(自身を除く): 44703687

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 2145, 2591, 3003, 5005, 7773, 12955, 15015, 18137, 28501, 33683, 38865, 54411, 85503, 90685, 101049, 142505, 168415, 199507, 235781, 272055, 370513, 427515, 505245, 598521, 707343, 997535, 1111539, 1178905, 1852565, 2593591, 2992605, 3536715, 5557695, 7780773, 12967955, 38903865]

約数ペア:

[(1, 38903865), (3, 12967955), (5, 7780773), (7, 5557695), (11, 3536715), (13, 2992605), (15, 2593591), (21, 1852565), (33, 1178905), (35, 1111539), (39, 997535), (55, 707343), (65, 598521), (77, 505245), (91, 427515), (105, 370513), (143, 272055), (165, 235781), (195, 199507), (231, 168415), (273, 142505), (385, 101049), (429, 90685), (455, 85503), (715, 54411), (1001, 38865), (1155, 33683), (1365, 28501), (2145, 18137), (2591, 15015), (3003, 12955), (5005, 7773)]